Merge pull request #4743 from tannewt/simplify_status_led

Simplify the status LED to save power

main.c

@@ -53,7 +53,6 @@
 #include "supervisor/port.h"
 #include "supervisor/serial.h"
 #include "supervisor/shared/autoreload.h"
-#include "supervisor/shared/rgb_led_status.h"
 #include "supervisor/shared/safe_mode.h"
 #include "supervisor/shared/stack.h"
 #include "supervisor/shared/status_leds.h"
@@ -114,7 +113,6 @@ static void reset_devices(void) {
 }
 
 STATIC void start_mp(supervisor_allocation* heap) {
-    reset_status_led();
     autoreload_stop();
     supervisor_workflow_reset();
 
@@ -251,7 +249,6 @@ STATIC void cleanup_after_vm(supervisor_allocation* heap) {
     #endif
     reset_port();
     reset_board();
-    reset_status_led();
 }
 
 STATIC void print_code_py_status_message(safe_mode_t safe_mode) {
@@ -286,8 +283,6 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
     bool found_main = false;
 
     if (safe_mode == NO_SAFE_MODE) {
-        new_status_color(MAIN_RUNNING);
-
         static const char * const supported_filenames[] = STRING_LIST(
             "code.txt", "code.py", "main.py", "main.txt");
         #if CIRCUITPY_FULL_BUILD
@@ -317,6 +312,8 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
                 serial_write_compressed(translate("WARNING: Your code filename has two extensions\n"));
             }
         }
+        #else
+        (void) found_main;
         #endif
 
         // Finished executing python code. Cleanup includes a board reset.
@@ -334,42 +331,62 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
     }
 
     // Program has finished running.
-
     bool printed_press_any_key = false;
     #if CIRCUITPY_DISPLAYIO
-    bool refreshed_epaper_display = false;
+    size_t time_to_epaper_refresh = 1;
     #endif
 
-    rgb_status_animation_t animation;
+    // Setup LED blinks.
-    prep_rgb_status_animation(&result, found_main, safe_mode, &animation);
+    #if CIRCUITPY_STATUS_LED
+    uint32_t color;
+    uint8_t blink_count;
+    bool led_active = false;
+    #if CIRCUITPY_ALARM
+    if (result.return_code & PYEXEC_DEEP_SLEEP) {
+        color = BLACK;
+        blink_count = 0;
+    } else
+    #endif
+    if (result.return_code != PYEXEC_EXCEPTION) {
+        if (safe_mode == NO_SAFE_MODE) {
+            color = ALL_DONE;
+            blink_count = ALL_DONE_BLINKS;
+        } else {
+            color = SAFE_MODE;
+            blink_count = SAFE_MODE_BLINKS;
+        }
+    } else {
+        color = EXCEPTION;
+        blink_count = EXCEPTION_BLINKS;
+    }
+    size_t pattern_start = supervisor_ticks_ms32();
+    size_t single_blink_time = (OFF_ON_RATIO + 1) * BLINK_TIME_MS;
+    size_t blink_time = single_blink_time * blink_count;
+    size_t total_time = blink_time + LED_SLEEP_TIME_MS;
+    #endif
+
+    #if CIRCUITPY_ALARM
     bool fake_sleeping = false;
+    #endif
+    bool skip_repl = false;
     while (true) {
         RUN_BACKGROUND_TASKS;
 
         // If a reload was requested by the supervisor or autoreload, return
         if (reload_requested) {
-            #if CIRCUITPY_ALARM
-            if (fake_sleeping) {
-                board_init();
-            }
-            #endif
             reload_requested = false;
-            return true;
+            skip_repl = true;
+            break;
         }
 
         // If interrupted by keyboard, return
         if (serial_connected() && serial_bytes_available()) {
-            #if CIRCUITPY_ALARM
-            if (fake_sleeping) {
-                board_init();
-            }
-            #endif
             // Skip REPL if reload was requested.
-            bool ctrl_d = serial_read() == CHAR_CTRL_D;
+            skip_repl = serial_read() == CHAR_CTRL_D;
-            if (ctrl_d) {
+            if (skip_repl) {
                 supervisor_set_run_reason(RUN_REASON_REPL_RELOAD);
             }
-            return ctrl_d;
+            break;
         }
 
         // Check for a deep sleep alarm and restart the VM. This can happen if
@@ -378,9 +395,9 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
         #if CIRCUITPY_ALARM
         if (fake_sleeping && common_hal_alarm_woken_from_sleep()) {
             serial_write_compressed(translate("Woken up by alarm.\n"));
-            board_init();
             supervisor_set_run_reason(RUN_REASON_STARTUP);
-            return true;
+            skip_repl = true;
+            break;
         }
         #endif
 
@@ -403,26 +420,21 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
             printed_press_any_key = false;
         }
 
-        // Refresh the ePaper display if we have one. That way it'll show an error message.
-        #if CIRCUITPY_DISPLAYIO
-        // Don't refresh the display if we're about to deep sleep.
-        #if CIRCUITPY_ALARM
-        refreshed_epaper_display = refreshed_epaper_display || result.return_code & PYEXEC_DEEP_SLEEP;
-        #endif
-        if (!refreshed_epaper_display) {
-            refreshed_epaper_display = maybe_refresh_epaperdisplay();
-        }
-        #endif
-
         // Sleep until our next interrupt.
         #if CIRCUITPY_ALARM
         if (result.return_code & PYEXEC_DEEP_SLEEP) {
             // Make sure we have been awake long enough for USB to connect (enumeration delay).
             int64_t connecting_delay_ticks = CIRCUITPY_USB_CONNECTED_SLEEP_DELAY * 1024 - port_get_raw_ticks(NULL);
-            // Until it's safe to decide whether we're real/fake sleeping, just run the RGB
+            // Until it's safe to decide whether we're real/fake sleeping
-            if (connecting_delay_ticks < 0 && !fake_sleeping) {
+            if (fake_sleeping) {
-                fake_sleeping = true;
+                // This waits until a pretend deep sleep alarm occurs. They are set
-                new_status_color(BLACK);
+                // during common_hal_alarm_set_deep_sleep_alarms. On some platforms
+                // it may also return due to another interrupt, that's why we check
+                // for deep sleep alarms above. If it wasn't a deep sleep alarm,
+                // then we'll idle here again.
+                common_hal_alarm_pretending_deep_sleep();
+            } else if (connecting_delay_ticks < 0) {
+                // Entering deep sleep (may be fake or real.)
                 board_deinit();
                 if (!supervisor_workflow_active()) {
                     // Enter true deep sleep. When we wake up we'll be back at the
@@ -431,27 +443,85 @@ STATIC bool run_code_py(safe_mode_t safe_mode) {
                     // Does not return.
                 } else {
                     serial_write_compressed(translate("Pretending to deep sleep until alarm, CTRL-C or file write.\n"));
+                    fake_sleeping = true;
                 }
+            } else {
+                // Loop while checking the time. We can't idle because we don't want to override a
+                // time alarm set for the deep sleep.
             }
-        }
+        } else
         #endif
+        {
+            // Refresh the ePaper display if we have one. That way it'll show an error message.
+            #if CIRCUITPY_DISPLAYIO
+            if (time_to_epaper_refresh > 0) {
+                time_to_epaper_refresh = maybe_refresh_epaperdisplay();
+            }
 
-        if (!fake_sleeping) {
+            #if !CIRCUITPY_STATUS_LED
-            tick_rgb_status_animation(&animation);
+                port_interrupt_after_ticks(time_to_epaper_refresh);
-        } else {
-            // This waits until a pretend deep sleep alarm occurs. They are set
-            // during common_hal_alarm_set_deep_sleep_alarms. On some platforms
-            // it may also return due to another interrupt, that's why we check
-            // for deep sleep alarms above. If it wasn't a deep sleep alarm,
-            // then we'll idle here again.
-
-            #if CIRCUITPY_ALARM
-                common_hal_alarm_pretending_deep_sleep();
-            #else
-                port_idle_until_interrupt();
             #endif
+            #endif
+
+            #if CIRCUITPY_STATUS_LED
+            uint32_t tick_diff = supervisor_ticks_ms32() - pattern_start;
+
+            // By default, don't sleep.
+            size_t time_to_next_change = 0;
+            if (tick_diff < blink_time) {
+                uint32_t blink_diff = tick_diff % (single_blink_time);
+                if (blink_diff >= BLINK_TIME_MS) {
+                    if (led_active) {
+                        new_status_color(BLACK);
+                        status_led_deinit();
+                        led_active = false;
+                    }
+                    time_to_next_change = single_blink_time - blink_diff;
+                } else {
+                    if (!led_active) {
+                        status_led_init();
+                        new_status_color(color);
+                        led_active = true;
+                    }
+                    time_to_next_change = BLINK_TIME_MS - blink_diff;
+                }
+            } else if (tick_diff > total_time) {
+                pattern_start = supervisor_ticks_ms32();
+            } else {
+                if (led_active) {
+                    new_status_color(BLACK);
+                    status_led_deinit();
+                    led_active = false;
+                }
+                time_to_next_change = total_time - tick_diff;
+            }
+            #if CIRCUITPY_DISPLAYIO
+            if (time_to_epaper_refresh > 0 && time_to_next_change > 0) {
+                time_to_next_change = MIN(time_to_next_change, time_to_epaper_refresh);
+            }
+            #endif
+
+            // time_to_next_change is in ms and ticks are slightly shorter so
+            // we'll undersleep just a little. It shouldn't matter.
+            port_interrupt_after_ticks(time_to_next_change);
+            #endif
+            port_idle_until_interrupt();
         }
     }
+    // Done waiting, start the board back up.
+    #if CIRCUITPY_STATUS_LED
+    if (led_active) {
+        new_status_color(BLACK);
+        status_led_deinit();
+    }
+    #endif
+
+    #if CIRCUITPY_ALARM
+    if (fake_sleeping) {
+        board_init();
+    }
+    #endif
+    return skip_repl;
 }
 
 FIL* boot_output_file;
@@ -468,7 +538,6 @@ STATIC void __attribute__ ((noinline)) run_boot_py(safe_mode_t safe_mode) {
     bool skip_boot_output = false;
 
     if (ok_to_run) {
-        new_status_color(BOOT_RUNNING);
 
         #ifdef CIRCUITPY_BOOT_OUTPUT_FILE
         FIL file_pointer;
@@ -578,13 +647,27 @@ STATIC int run_repl(void) {
     #endif
 
     autoreload_suspend();
+
+    // Set the status LED to the REPL color before running the REPL. For
+    // NeoPixels and DotStars this will be sticky but for PWM or single LED it
+    // won't. This simplifies pin sharing because they won't be in use when
+    // actually in the REPL.
+    #if CIRCUITPY_STATUS_LED
+    status_led_init();
     new_status_color(REPL_RUNNING);
+    status_led_deinit();
+    #endif
     if (pyexec_mode_kind == PYEXEC_MODE_RAW_REPL) {
         exit_code = pyexec_raw_repl();
     } else {
         exit_code = pyexec_friendly_repl();
     }
     cleanup_after_vm(heap);
+    #if CIRCUITPY_STATUS_LED
+    status_led_init();
+    new_status_color(BLACK);
+    status_led_deinit();
+    #endif
     autoreload_resume();
     return exit_code;
 }
@@ -593,9 +676,8 @@ int __attribute__((used)) main(void) {
     // initialise the cpu and peripherals
     safe_mode_t safe_mode = port_init();
 
-    // Turn on LEDs
+    // Turn on RX and TX LEDs if we have them.
-    init_status_leds();
+    init_rxtx_leds();
-    rgb_led_status_init();
 
     // Wait briefly to give a reset window where we'll enter safe mode after the reset.
     if (safe_mode == NO_SAFE_MODE) {

ports/atmel-samd/boards/feather_m4_can/mpconfigboard.h

@@ -6,13 +6,14 @@
 // Rev E
 
 #define MICROPY_HW_LED_STATUS   (&pin_PA23)
-#define MICROPY_HW_NEOPIXEL (&pin_PB03)
+#define MICROPY_HW_NEOPIXEL (&pin_PB02)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_PB03)
 
 // These are pins not to reset.
 // QSPI Data pins
 #define MICROPY_PORT_A (PORT_PA08 | PORT_PA09 | PORT_PA10 | PORT_PA11)
 // QSPI CS, QSPI SCK and NeoPixel pin
-#define MICROPY_PORT_B (PORT_PB03 | PORT_PB10 | PORT_PB11)
+#define MICROPY_PORT_B (PORT_PB10 | PORT_PB11)
 #define MICROPY_PORT_C (0)
 #define MICROPY_PORT_D (0)
 

ports/atmel-samd/boards/feather_m4_express/mpconfigboard.h

@@ -12,7 +12,7 @@
 // QSPI Data pins
 #define MICROPY_PORT_A (PORT_PA08 | PORT_PA09 | PORT_PA10 | PORT_PA11)
 // QSPI CS, QSPI SCK and NeoPixel pin
-#define MICROPY_PORT_B (PORT_PB03 | PORT_PB10 | PORT_PB11)
+#define MICROPY_PORT_B (PORT_PB10 | PORT_PB11)
 #define MICROPY_PORT_C (0)
 #define MICROPY_PORT_D (0)
 

ports/atmel-samd/boards/picoplanet/mpconfigboard.h

@@ -33,10 +33,9 @@
 #define DEFAULT_SPI_BUS_SCK (&pin_PA17)
 #define DEFAULT_SPI_BUS_MOSI (&pin_PA16)
 
-// #define CP_RGB_STATUS_R (&pin_PA06)
+// #define CIRCUITPY_RGB_STATUS_R (&pin_PA06)
-// #define CP_RGB_STATUS_G (&pin_PA05)
+// #define CIRCUITPY_RGB_STATUS_G (&pin_PA05)
-// #define CP_RGB_STATUS_B (&pin_PA07)
+// #define CIRCUITPY_RGB_STATUS_B (&pin_PA07)
-// #define CP_RGB_STATUS_INVERTED_PWM
+// #define CIRCUITPY_RGB_STATUS_INVERTED_PWM
-// #define CP_RGB_STATUS_LED
 
 #define MICROPY_HW_LED_STATUS   (&pin_PA06)

ports/atmel-samd/boards/qtpy_m0/board.c

@@ -25,15 +25,8 @@
  */
 
 #include "supervisor/board.h"
-#include "common-hal/microcontroller/Pin.h"
-#include "supervisor/shared/board.h"
-#include "hal/include/hal_gpio.h"
 
 void board_init(void) {
-    gpio_set_pin_function(PIN_PA15, GPIO_PIN_FUNCTION_OFF);
-    gpio_set_pin_direction(PIN_PA15, GPIO_DIRECTION_OUT);
-    gpio_set_pin_level(PIN_PA15, true); // Turn on neopixel by default
-    never_reset_pin_number(PIN_PA15);
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/qtpy_m0/mpconfigboard.h

@@ -2,6 +2,7 @@
 #define MICROPY_HW_MCU_NAME "samd21e18"
 
 #define MICROPY_HW_NEOPIXEL (&pin_PA18)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_PA15)
 
 #define MICROPY_PORT_A        (0)
 #define MICROPY_PORT_B        (0)

ports/atmel-samd/boards/qtpy_m0_haxpress/board.c

@@ -25,15 +25,8 @@
  */
 
 #include "supervisor/board.h"
-#include "common-hal/microcontroller/Pin.h"
-#include "supervisor/shared/board.h"
-#include "hal/include/hal_gpio.h"
 
 void board_init(void) {
-    gpio_set_pin_function(PIN_PA15, GPIO_PIN_FUNCTION_OFF);
-    gpio_set_pin_direction(PIN_PA15, GPIO_DIRECTION_OUT);
-    gpio_set_pin_level(PIN_PA15, true); // Turn on neopixel by default
-    never_reset_pin_number(PIN_PA15);
 }
 
 bool board_requests_safe_mode(void) {

ports/atmel-samd/boards/qtpy_m0_haxpress/mpconfigboard.h

@@ -2,6 +2,7 @@
 #define MICROPY_HW_MCU_NAME "samd21e18"
 
 #define MICROPY_HW_NEOPIXEL (&pin_PA18)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_PA15)
 
 #define MICROPY_PORT_A        (0)
 #define MICROPY_PORT_B        (0)

ports/atmel-samd/common-hal/busio/SPI.c

@@ -36,7 +36,6 @@
 #include "hal/include/hal_gpio.h"
 #include "hal/include/hal_spi_m_sync.h"
 #include "hal/include/hpl_spi_m_sync.h"
-#include "supervisor/shared/rgb_led_status.h"
 
 #include "samd/dma.h"
 #include "samd/sercom.h"
@@ -72,11 +71,6 @@ void reset_sercoms(void) {
         if (never_reset_sercoms[i]) {
             continue;
         }
-        #ifdef MICROPY_HW_APA102_SERCOM
-        if (sercom_instances[i] == MICROPY_HW_APA102_SERCOM) {
-            continue;
-        }
-        #endif
         // SWRST is same for all modes of SERCOMs.
         sercom_instances[i]->SPI.CTRLA.bit.SWRST = 1;
     }
@@ -122,15 +116,7 @@ void common_hal_busio_spi_construct(busio_spi_obj_t *self,
                 continue;
             }
             Sercom *potential_sercom = sercom_insts[sercom_index];
-            if (
+            if (potential_sercom->SPI.CTRLA.bit.ENABLE != 0) {
-                #if defined(MICROPY_HW_APA102_SCK) && defined(MICROPY_HW_APA102_MOSI) && !CIRCUITPY_BITBANG_APA102
-                (potential_sercom->SPI.CTRLA.bit.ENABLE != 0 &&
-                 potential_sercom != status_apa102.spi_desc.dev.prvt &&
-                 !apa102_sck_in_use)
-                #else
-                potential_sercom->SPI.CTRLA.bit.ENABLE != 0
-                #endif
-                ) {
                 continue;
             }
             clock_pinmux = PINMUX(clock->number, (i == 0) ? MUX_C : MUX_D);
@@ -181,10 +167,6 @@ void common_hal_busio_spi_construct(busio_spi_obj_t *self,
     // Set up SPI clocks on SERCOM.
     samd_peripherals_sercom_clock_init(sercom, sercom_index);
 
-    #if defined(MICROPY_HW_APA102_SCK) && defined(MICROPY_HW_APA102_MOSI) && !CIRCUITPY_BITBANG_APA102
-    // if we're re-using the dotstar sercom, make sure it is disabled or the init will fail out
-    hri_sercomspi_clear_CTRLA_ENABLE_bit(sercom);
-    #endif
     if (spi_m_sync_init(&self->spi_desc, sercom) != ERR_NONE) {
         mp_raise_OSError(MP_EIO);
     }

ports/atmel-samd/common-hal/microcontroller/Pin.c

@@ -32,15 +32,7 @@
 #include "hal/include/hal_gpio.h"
 
 #include "samd/pins.h"
-#include "supervisor/shared/rgb_led_status.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-bool apa102_sck_in_use;
-bool apa102_mosi_in_use;
-#endif
 #ifdef SPEAKER_ENABLE_PIN
 bool speaker_enable_in_use;
 #endif
@@ -90,14 +82,6 @@ void reset_all_pins(void) {
     gpio_set_pin_function(PIN_PA31, GPIO_PIN_FUNCTION_G);
     #endif
 
-    #ifdef MICROPY_HW_NEOPIXEL
-    neopixel_in_use = false;
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    apa102_sck_in_use = false;
-    apa102_mosi_in_use = false;
-    #endif
-
     // After configuring SWD because it may be shared.
     #ifdef SPEAKER_ENABLE_PIN
     speaker_enable_in_use = false;
@@ -122,25 +106,6 @@ void reset_pin_number(uint8_t pin_number) {
 
     never_reset_pins[GPIO_PORT(pin_number)] &= ~(1 << GPIO_PIN(pin_number));
 
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin_number == MICROPY_HW_NEOPIXEL->number) {
-        neopixel_in_use = false;
-        rgb_led_status_init();
-        return;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin_number == MICROPY_HW_APA102_MOSI->number ||
-        pin_number == MICROPY_HW_APA102_SCK->number) {
-        apa102_mosi_in_use = apa102_mosi_in_use && pin_number != MICROPY_HW_APA102_MOSI->number;
-        apa102_sck_in_use = apa102_sck_in_use && pin_number != MICROPY_HW_APA102_SCK->number;
-        if (!apa102_sck_in_use && !apa102_mosi_in_use) {
-            rgb_led_status_init();
-        }
-        return;
-    }
-    #endif
-
     if (pin_number == PIN_PA30
         #ifdef SAM_D5X_E5X
         ) {
@@ -176,20 +141,6 @@ void common_hal_reset_pin(const mcu_pin_obj_t* pin) {
 }
 
 void claim_pin(const mcu_pin_obj_t* pin) {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        neopixel_in_use = true;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        apa102_mosi_in_use = true;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        apa102_sck_in_use = true;
-    }
-    #endif
-
     #ifdef SPEAKER_ENABLE_PIN
     if (pin == SPEAKER_ENABLE_PIN) {
         speaker_enable_in_use = true;
@@ -223,26 +174,6 @@ bool pin_number_is_free(uint8_t pin_number) {
 }
 
 bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t* pin) {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        // Special case for Metro M0 where the NeoPixel is also SWCLK
-#ifndef IGNORE_PIN_PA30
-        if (MICROPY_HW_NEOPIXEL == &pin_PA30 && DSU->STATUSB.bit.DBGPRES == 1) {
-            return false;
-        }
-#endif
-        return !neopixel_in_use;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        return !apa102_mosi_in_use;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        return !apa102_sck_in_use;
-    }
-    #endif
-
     #ifdef SPEAKER_ENABLE_PIN
     if (pin == SPEAKER_ENABLE_PIN) {
         return !speaker_enable_in_use;

ports/atmel-samd/common-hal/microcontroller/Pin.h

@@ -31,14 +31,6 @@
 
 #include "peripherals/samd/pins.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-extern bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-extern bool apa102_sck_in_use;
-extern bool apa102_mosi_in_use;
-#endif
-
 void reset_all_pins(void);
 // reset_pin_number takes the pin number instead of the pointer so that objects don't
 // need to store a full pointer.

ports/atmel-samd/common-hal/neopixel_write/__init__.c

@@ -60,7 +60,7 @@ static void neopixel_send_buffer_core(volatile uint32_t *clraddr, uint32_t pinMa
         "        movs r6, #3; d2: sub r6, #1; bne d2;"          // delay 3
         #endif
         #ifdef SAM_D5X_E5X
-        "        movs r6, #3; d2: subs r6, #1; bne d2;"          // delay 3
+        "        movs r6, #16; d2: subs r6, #1; bne d2;"          // delay 3
         #endif
         "        tst r4, r5;"                                   // mask&r5
         "        bne skipclr;"
@@ -70,7 +70,7 @@ static void neopixel_send_buffer_core(volatile uint32_t *clraddr, uint32_t pinMa
         "        movs r6, #6; d0: sub r6, #1; bne d0;"          // delay 6
         #endif
         #ifdef SAM_D5X_E5X
-        "        movs r6, #6; d0: subs r6, #1; bne d0;"          // delay 6
+        "        movs r6, #16; d0: subs r6, #1; bne d0;"          // delay 6
         #endif
         "        str r1, [r0, #0];"            // clr (possibly again, doesn't matter)
         #ifdef SAMD21
@@ -85,10 +85,13 @@ static void neopixel_send_buffer_core(volatile uint32_t *clraddr, uint32_t pinMa
         "        movs r6, #2; d1: sub r6, #1; bne d1;"          // delay 2
         #endif
         #ifdef SAM_D5X_E5X
-        "        movs r6, #2; d1: subs r6, #1; bne d1;"          // delay 2
+        "        movs r6, #15; d1: subs r6, #1; bne d1;"          // delay 2
         #endif
         "        b       loopBit;"
         "nextbyte:"
+        #ifdef SAM_D5X_E5X
+        "        movs r6, #12; d3: subs r6, #1; bne d3;"          // delay 2
+        #endif
         "        cmp r2, r3;"
         "        bcs neopixel_stop;"
         "        b loopLoad;"
@@ -114,42 +117,12 @@ void common_hal_neopixel_write(const digitalio_digitalinout_obj_t *digitalinout,
     // Turn off interrupts of any kind during timing-sensitive code.
     mp_hal_disable_all_interrupts();
 
-
-    #ifdef SAM_D5X_E5X
-    // When this routine is positioned at certain addresses, the timing logic
-    // below can be too fast by about 2.5x. This is some kind of (un)fortunate code
-    // positioning with respect to a cache line.
-    // Theoretically we should turn on off the CMCC caches and the
-    // NVM caches to ensure consistent timing. Testing shows the the NVMCTRL
-    // cache disabling seems to make the difference. But turn both off to make sure.
-    // It's difficult to test because additions to the code before the timing loop
-    // below change instruction placement. (though this should be less true now that
-    // the main code is in the cache-aligned function neopixel_send_buffer_core)
-    // Testing was done by adding cache changes below the loop (so only the
-    // first time through is wrong).
-    //
-    // Turn off instruction, data, and NVM caches to force consistent timing.
-    // Invalidate existing cache entries.
-    hri_cmcc_set_CFG_reg(CMCC, CMCC_CFG_DCDIS | CMCC_CFG_ICDIS);
-    hri_cmcc_write_MAINT0_reg(CMCC, CMCC_MAINT0_INVALL);
-    hri_nvmctrl_set_CTRLA_CACHEDIS0_bit(NVMCTRL);
-    hri_nvmctrl_set_CTRLA_CACHEDIS1_bit(NVMCTRL);
-    #endif
-
     uint32_t pin = digitalinout->pin->number;
     port = &PORT->Group[GPIO_PORT(pin)];      // Convert GPIO # to port register
     pinMask = (1UL << (pin % 32));   // From port_pin_set_output_level ASF code.
     volatile uint32_t *clr = &(port->OUTCLR.reg);
     neopixel_send_buffer_core(clr, pinMask, pixels, numBytes);
 
-    #ifdef SAM_D5X_E5X
-    // Turn instruction, data, and NVM caches back on.
-    hri_cmcc_clear_CFG_reg(CMCC, CMCC_CFG_DCDIS | CMCC_CFG_ICDIS);
-    hri_nvmctrl_clear_CTRLA_CACHEDIS0_bit(NVMCTRL);
-    hri_nvmctrl_clear_CTRLA_CACHEDIS1_bit(NVMCTRL);
-
-    #endif
-
     // Update the next start.
     next_start_raw_ticks = port_get_raw_ticks(NULL) + 4;
 

ports/atmel-samd/supervisor/internal_flash.c

@@ -51,21 +51,10 @@
 #include "hal/include/hal_flash.h"
 
 #include "supervisor/flash.h"
-#include "supervisor/shared/rgb_led_status.h"
 
 static struct flash_descriptor supervisor_flash_desc;
 
 void supervisor_flash_init(void) {
-    // Activity LED for flash writes.
-    #ifdef MICROPY_HW_LED_MSC
-    struct port_config pin_conf;
-    port_get_config_defaults(&pin_conf);
-
-    pin_conf.direction = PORT_PIN_DIR_OUTPUT;
-    port_pin_set_config(MICROPY_HW_LED_MSC, &pin_conf);
-    port_pin_set_output_level(MICROPY_HW_LED_MSC, false);
-    #endif
-
     #ifdef SAM_D5X_E5X
     hri_mclk_set_AHBMASK_NVMCTRL_bit(MCLK);
     #endif
@@ -114,10 +103,6 @@ bool supervisor_flash_read_block(uint8_t *dest, uint32_t block) {
 }
 
 bool supervisor_flash_write_block(const uint8_t *src, uint32_t block) {
-    #ifdef MICROPY_HW_LED_MSC
-    port_pin_set_output_level(MICROPY_HW_LED_MSC, true);
-    #endif
-    temp_status_color(ACTIVE_WRITE);
     // non-MBR block, copy to cache
     int32_t dest = convert_block_to_flash_addr(block);
     if (dest == -1) {
@@ -136,10 +121,6 @@ bool supervisor_flash_write_block(const uint8_t *src, uint32_t block) {
     if (error_code != ERR_NONE) {
         return false;
     }
-    clear_temp_status();
-    #ifdef MICROPY_HW_LED_MSC
-    port_pin_set_output_level(MICROPY_HW_LED_MSC, false);
-    #endif
     return true;
 }
 

ports/atmel-samd/supervisor/port.c

@@ -462,6 +462,8 @@ static uint32_t _get_count(uint64_t *overflow_count) {
     return count;
 }
 
+volatile bool _woken_up;
+
 static void _port_interrupt_after_ticks(uint32_t ticks) {
     uint32_t current_ticks = _get_count(NULL);
     if (ticks > 1 << 28) {
@@ -473,9 +475,16 @@ static void _port_interrupt_after_ticks(uint32_t ticks) {
         return;
     }
     #endif
-    RTC->MODE0.COMP[0].reg = current_ticks + (ticks << 4);
+    uint32_t target = current_ticks + (ticks << 4);
+    RTC->MODE0.COMP[0].reg = target;
+    #ifdef SAM_D5X_E5X
+    while ((RTC->MODE0.SYNCBUSY.reg & (RTC_MODE0_SYNCBUSY_COMP0)) != 0) {
+    }
+    #endif
     RTC->MODE0.INTFLAG.reg = RTC_MODE0_INTFLAG_CMP0;
     RTC->MODE0.INTENSET.reg = RTC_MODE0_INTENSET_CMP0;
+    current_ticks = _get_count(NULL);
+    _woken_up = current_ticks >= target;
 }
 
 void RTC_Handler(void) {
@@ -485,15 +494,18 @@ void RTC_Handler(void) {
         // Our RTC is 32 bits and we're clocking it at 16.384khz which is 16 (2 ** 4) subticks per
         // tick.
         overflowed_ticks += (1L << (32 - 4));
+    }
     #ifdef SAM_D5X_E5X
-    } else if (intflag & RTC_MODE0_INTFLAG_PER2) {
+    if (intflag & RTC_MODE0_INTFLAG_PER2) {
         RTC->MODE0.INTFLAG.reg = RTC_MODE0_INTFLAG_PER2;
         // Do things common to all ports when the tick occurs
         supervisor_tick();
+    }
     #endif
-    } else if (intflag & RTC_MODE0_INTFLAG_CMP0) {
+    if (intflag & RTC_MODE0_INTFLAG_CMP0) {
         // Clear the interrupt because we may have hit a sleep and _ticks_enabled
         RTC->MODE0.INTFLAG.reg = RTC_MODE0_INTFLAG_CMP0;
+        _woken_up = true;
         #ifdef SAMD21
         if (_ticks_enabled) {
             // Do things common to all ports when the tick occurs.
@@ -565,7 +577,7 @@ void port_idle_until_interrupt(void) {
     }
     #endif
     common_hal_mcu_disable_interrupts();
-    if (!tud_task_event_ready() && !hold_interrupt) {
+    if (!tud_task_event_ready() && !hold_interrupt && !_woken_up) {
         __DSB();
         __WFI();
     }

ports/esp32s2/boards/adafruit_feather_esp32s2_nopsram/mpconfigboard.h

@@ -30,6 +30,7 @@
 #define MICROPY_HW_MCU_NAME         "ESP32S2"
 
 #define MICROPY_HW_NEOPIXEL (&pin_GPIO33)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_GPIO21)
 
 #define CIRCUITPY_BOOT_BUTTON (&pin_GPIO0)
 

ports/esp32s2/boards/adafruit_feather_esp32s2_tftback_nopsram/mpconfigboard.h

@@ -30,6 +30,7 @@
 #define MICROPY_HW_MCU_NAME         "ESP32S2"
 
 #define MICROPY_HW_NEOPIXEL (&pin_GPIO33)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_GPIO21)
 
 #define CIRCUITPY_BOOT_BUTTON (&pin_GPIO0)
 

ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/mpconfigboard.h

@@ -30,6 +30,8 @@
 #define MICROPY_HW_MCU_NAME         "ESP32S2"
 
 #define MICROPY_HW_NEOPIXEL (&pin_GPIO1)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_GPIO21)
+#define CIRCUITPY_STATUS_LED_POWER_INVERTED (1)
 
 #define CIRCUITPY_BOOT_BUTTON (&pin_GPIO0)
 

ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c

@@ -44,6 +44,7 @@ STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO33) },
     { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO34) },
 
+    { MP_ROM_QSTR(MP_QSTR_NEOPIXEL_POWER_INVERTED), MP_ROM_PTR(&pin_GPIO21) },
     { MP_ROM_QSTR(MP_QSTR_NEOPIXEL_POWER), MP_ROM_PTR(&pin_GPIO21) },
 
     { MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_GPIO1) },

ports/esp32s2/boards/unexpectedmaker_tinys2/mpconfigboard.h

@@ -30,6 +30,7 @@
 #define MICROPY_HW_MCU_NAME         "ESP32S2"
 
 #define MICROPY_HW_NEOPIXEL (&pin_GPIO1)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_GPIO2)
 #define CIRCUITPY_BOOT_BUTTON (&pin_GPIO0)
 #define BOARD_USER_SAFE_MODE_ACTION translate("pressing boot button at start up.\n")
 

ports/esp32s2/common-hal/busio/SPI.c

@@ -29,7 +29,6 @@
 #include "py/runtime.h"
 
 #include "shared-bindings/microcontroller/Pin.h"
-#include "supervisor/shared/rgb_led_status.h"
 
 static bool spi_never_reset[SOC_SPI_PERIPH_NUM];
 

ports/esp32s2/common-hal/microcontroller/Pin.c

@@ -27,23 +27,15 @@
 
 #include "shared-bindings/microcontroller/Pin.h"
 #include "shared-bindings/digitalio/DigitalInOut.h"
-#include "supervisor/shared/rgb_led_status.h"
 
 #include "py/mphal.h"
 
 #include "components/driver/include/driver/gpio.h"
 #include "components/soc/include/hal/gpio_hal.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-bool neopixel_in_use;
-#endif
-
 STATIC uint32_t never_reset_pins[2];
 STATIC uint32_t in_use[2];
 
-bool apa102_mosi_in_use;
-bool apa102_sck_in_use;
-
 STATIC void floating_gpio_reset(gpio_num_t pin_number) {
     // This is the same as gpio_reset_pin(), but without the pullup.
     // Note that gpio_config resets the iomatrix to GPIO_FUNC as well.
@@ -78,14 +70,6 @@ void reset_pin_number(gpio_num_t pin_number) {
     in_use[pin_number / 32] &= ~(1 << pin_number % 32);
 
     floating_gpio_reset(pin_number);
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin_number == MICROPY_HW_NEOPIXEL->number) {
-        neopixel_in_use = false;
-        rgb_led_status_init();
-        return;
-    }
-    #endif
 }
 
 void common_hal_reset_pin(const mcu_pin_obj_t *pin) {
@@ -106,19 +90,10 @@ void reset_all_pins(void) {
     }
     in_use[0] = 0;
     in_use[1] = 0;
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    neopixel_in_use = false;
-    #endif
 }
 
 void claim_pin(const mcu_pin_obj_t *pin) {
     in_use[pin->number / 32] |= (1 << (pin->number % 32));
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        neopixel_in_use = true;
-    }
-    #endif
 }
 
 void common_hal_mcu_pin_claim(const mcu_pin_obj_t *pin) {
@@ -126,12 +101,6 @@ void common_hal_mcu_pin_claim(const mcu_pin_obj_t *pin) {
 }
 
 bool pin_number_is_free(gpio_num_t pin_number) {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin_number == MICROPY_HW_NEOPIXEL->number) {
-        return !neopixel_in_use;
-    }
-    #endif
-
     uint8_t offset = pin_number / 32;
     uint32_t mask = 1 << (pin_number % 32);
     return (in_use[offset] & mask) == 0;

ports/esp32s2/common-hal/microcontroller/Pin.h

@@ -31,13 +31,6 @@
 
 #include "peripherals/pins.h"
 
-extern bool apa102_mosi_in_use;
-extern bool apa102_sck_in_use;
-
-#ifdef MICROPY_HW_NEOPIXEL
-extern bool neopixel_in_use;
-#endif
-
 void reset_all_pins(void);
 // reset_pin_number takes the pin number instead of the pointer so that objects don't
 // need to store a full pointer.

ports/mimxrt10xx/common-hal/microcontroller/Pin.c

@@ -27,15 +27,6 @@
  */
 #include "shared-bindings/microcontroller/__init__.h"
 #include "shared-bindings/microcontroller/Pin.h"
-#include "supervisor/shared/rgb_led_status.h"
-
-#ifdef MICROPY_HW_NEOPIXEL
-bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-bool apa102_sck_in_use;
-bool apa102_mosi_in_use;
-#endif
 
 STATIC bool claimed_pins[IOMUXC_SW_PAD_CTL_PAD_COUNT];
 STATIC bool never_reset_pins[IOMUXC_SW_PAD_CTL_PAD_COUNT];
@@ -54,14 +45,6 @@ void reset_all_pins(void) {
             IOMUXC->SW_PAD_CTL_PAD[i] = ((mcu_pin_obj_t *)(mcu_pin_globals.map.table[i].value))->pad_reset;
         }
     }
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    neopixel_in_use = false;
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    apa102_sck_in_use = false;
-    apa102_mosi_in_use = false;
-    #endif
 }
 
 // Since i.MX pins need extra register and reset information to reset properly,
@@ -74,25 +57,6 @@ void common_hal_reset_pin(const mcu_pin_obj_t *pin) {
     claimed_pins[pin->mux_idx] = false;
     *(uint32_t *)pin->mux_reg = pin->mux_reset;
     *(uint32_t *)pin->cfg_reg = pin->pad_reset;
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        neopixel_in_use = false;
-        rgb_led_status_init();
-        return;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin->mux_idx == MICROPY_HW_APA102_MOSI->mux_idx ||
-        pin->mux_idx == MICROPY_HW_APA102_SCK->mux_idx) {
-        apa102_mosi_in_use = apa102_mosi_in_use && pin->mux_idx != MICROPY_HW_APA102_MOSI->mux_idx;
-        apa102_sck_in_use = apa102_sck_in_use && pin->mux_idx != MICROPY_HW_APA102_SCK->mux_idx;
-        if (!apa102_sck_in_use && !apa102_mosi_in_use) {
-            rgb_led_status_init();
-        }
-        return;
-    }
-    #endif
 }
 
 void common_hal_never_reset_pin(const mcu_pin_obj_t *pin) {
@@ -100,20 +64,6 @@ void common_hal_never_reset_pin(const mcu_pin_obj_t *pin) {
 }
 
 bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        return !neopixel_in_use;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        return !apa102_mosi_in_use;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        return !apa102_sck_in_use;
-    }
-    #endif
-
     return !claimed_pins[pin->mux_idx];
 }
 
@@ -123,20 +73,6 @@ uint8_t common_hal_mcu_pin_number(const mcu_pin_obj_t *pin) {
 
 void common_hal_mcu_pin_claim(const mcu_pin_obj_t *pin) {
     claimed_pins[pin->mux_idx] = true;
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        neopixel_in_use = true;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        apa102_mosi_in_use = true;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        apa102_sck_in_use = true;
-    }
-    #endif
 }
 
 void claim_pin(const mcu_pin_obj_t *pin) {

ports/mimxrt10xx/common-hal/microcontroller/Pin.h

@@ -32,14 +32,6 @@
 
 #include "pins.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-extern bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-extern bool apa102_sck_in_use;
-extern bool apa102_mosi_in_use;
-#endif
-
 void reset_all_pins(void);
 void claim_pin(const mcu_pin_obj_t *pin);
 

ports/nrf/boards/makerdiary_m60_keyboard/mpconfigboard.h

@@ -31,9 +31,9 @@
 #define MICROPY_HW_MCU_NAME         "nRF52840"
 
 // RGB LEDs use PWM peripheral, avoid using them to save energy
-// #define CP_RGB_STATUS_R             (&pin_P0_30)
+#define CIRCUITPY_RGB_STATUS_R             (&pin_P0_30)
-// #define CP_RGB_STATUS_G             (&pin_P0_29)
+#define CIRCUITPY_RGB_STATUS_G             (&pin_P0_29)
-// #define CP_RGB_STATUS_B             (&pin_P0_31)
+#define CIRCUITPY_RGB_STATUS_B             (&pin_P0_31)
 
 #define MICROPY_QSPI_DATA0                NRF_GPIO_PIN_MAP(1, 10)
 #define MICROPY_QSPI_DATA1                NRF_GPIO_PIN_MAP(1, 14)

ports/nrf/boards/makerdiary_nrf52840_m2_devkit/mpconfigboard.h

@@ -32,10 +32,10 @@
 
 #define MICROPY_HW_LED_STATUS       (&pin_P1_07)
 
-#define CP_RGB_STATUS_INVERTED_PWM
+#define CIRCUITPY_RGB_STATUS_INVERTED_PWM
-#define CP_RGB_STATUS_R             (&pin_P0_30)
+#define CIRCUITPY_RGB_STATUS_R             (&pin_P0_30)
-#define CP_RGB_STATUS_G             (&pin_P0_29)
+#define CIRCUITPY_RGB_STATUS_G             (&pin_P0_29)
-#define CP_RGB_STATUS_B             (&pin_P0_31)
+#define CIRCUITPY_RGB_STATUS_B             (&pin_P0_31)
 
 #define MICROPY_QSPI_DATA0                NRF_GPIO_PIN_MAP(1, 10)
 #define MICROPY_QSPI_DATA1                NRF_GPIO_PIN_MAP(1, 14)

ports/nrf/boards/particle_xenon/mpconfigboard.h

@@ -32,9 +32,9 @@
 
 #define MICROPY_HW_LED_STATUS          (&pin_P1_12)
 
-#define CP_RGB_STATUS_R        (&pin_P0_13)
+#define CIRCUITPY_RGB_STATUS_R        (&pin_P0_13)
-#define CP_RGB_STATUS_G        (&pin_P0_14)
+#define CIRCUITPY_RGB_STATUS_G        (&pin_P0_14)
-#define CP_RGB_STATUS_B        (&pin_P0_15)
+#define CIRCUITPY_RGB_STATUS_B        (&pin_P0_15)
 
 #if QSPI_FLASH_FILESYSTEM
 #define MICROPY_QSPI_DATA0                NRF_GPIO_PIN_MAP(0, 20)

ports/nrf/common-hal/microcontroller/Pin.c

@@ -31,15 +31,7 @@
 #include "py/mphal.h"
 
 #include "nrf/pins.h"
-#include "supervisor/shared/rgb_led_status.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-bool apa102_sck_in_use;
-bool apa102_mosi_in_use;
-#endif
 #ifdef SPEAKER_ENABLE_PIN
 bool speaker_enable_in_use;
 #endif
@@ -73,14 +65,6 @@ void reset_all_pins(void) {
         nrf_gpio_cfg_default(pin);
     }
 
-    #ifdef MICROPY_HW_NEOPIXEL
-    neopixel_in_use = false;
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    apa102_sck_in_use = false;
-    apa102_mosi_in_use = false;
-    #endif
-
     // After configuring SWD because it may be shared.
     reset_speaker_enable_pin();
 }
@@ -95,25 +79,6 @@ void reset_pin_number(uint8_t pin_number) {
     claimed_pins[nrf_pin_port(pin_number)] &= ~(1 << nrf_relative_pin_number(pin_number));
     never_reset_pins[nrf_pin_port(pin_number)] &= ~(1 << nrf_relative_pin_number(pin_number));
 
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin_number == MICROPY_HW_NEOPIXEL->number) {
-        neopixel_in_use = false;
-        rgb_led_status_init();
-        return;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin_number == MICROPY_HW_APA102_MOSI->number ||
-        pin_number == MICROPY_HW_APA102_SCK->number) {
-        apa102_mosi_in_use = apa102_mosi_in_use && pin_number != MICROPY_HW_APA102_MOSI->number;
-        apa102_sck_in_use = apa102_sck_in_use && pin_number != MICROPY_HW_APA102_SCK->number;
-        if (!apa102_sck_in_use && !apa102_mosi_in_use) {
-            rgb_led_status_init();
-        }
-        return;
-    }
-    #endif
-
     #ifdef SPEAKER_ENABLE_PIN
     if (pin_number == SPEAKER_ENABLE_PIN->number) {
         reset_speaker_enable_pin();
@@ -144,20 +109,6 @@ void claim_pin(const mcu_pin_obj_t *pin) {
     // Set bit in claimed_pins bitmask.
     claimed_pins[nrf_pin_port(pin->number)] |= 1 << nrf_relative_pin_number(pin->number);
 
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        neopixel_in_use = true;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        apa102_mosi_in_use = true;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        apa102_sck_in_use = true;
-    }
-    #endif
-
     #ifdef SPEAKER_ENABLE_PIN
     if (pin == SPEAKER_ENABLE_PIN) {
         speaker_enable_in_use = true;
@@ -171,20 +122,6 @@ bool pin_number_is_free(uint8_t pin_number) {
 }
 
 bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        return !neopixel_in_use;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        return !apa102_mosi_in_use;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        return !apa102_sck_in_use;
-    }
-    #endif
-
     #ifdef SPEAKER_ENABLE_PIN
     if (pin == SPEAKER_ENABLE_PIN) {
         return !speaker_enable_in_use;

ports/nrf/common-hal/microcontroller/Pin.h

@@ -31,14 +31,6 @@
 
 #include "peripherals/nrf/pins.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-extern bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-extern bool apa102_sck_in_use;
-extern bool apa102_mosi_in_use;
-#endif
-
 void reset_all_pins(void);
 // reset_pin_number takes the pin number instead of the pointer so that objects don't
 // need to store a full pointer.

ports/raspberrypi/boards/adafruit_itsybitsy_rp2040/board.c

@@ -26,14 +26,7 @@
 
 #include "supervisor/board.h"
 
-#include "shared-bindings/microcontroller/Pin.h"
-#include "src/rp2_common/hardware_gpio/include/hardware/gpio.h"
-
 void board_init(void) {
-    common_hal_never_reset_pin(&pin_GPIO16);
-    gpio_init(16);
-    gpio_set_dir(16, GPIO_OUT);
-    gpio_put(16, true);
 }
 
 bool board_requests_safe_mode(void) {

ports/raspberrypi/boards/adafruit_itsybitsy_rp2040/mpconfigboard.h

@@ -2,6 +2,7 @@
 #define MICROPY_HW_MCU_NAME "rp2040"
 
 #define MICROPY_HW_NEOPIXEL (&pin_GPIO17)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_GPIO16)
 
 #define DEFAULT_I2C_BUS_SCL (&pin_GPIO3)
 #define DEFAULT_I2C_BUS_SDA (&pin_GPIO2)

ports/raspberrypi/boards/adafruit_qtpy_rp2040/board.c

@@ -26,14 +26,7 @@
 
 #include "supervisor/board.h"
 
-#include "shared-bindings/microcontroller/Pin.h"
-#include "src/rp2_common/hardware_gpio/include/hardware/gpio.h"
-
 void board_init(void) {
-    common_hal_never_reset_pin(&pin_GPIO11);
-    gpio_init(11);
-    gpio_set_dir(11, GPIO_OUT);
-    gpio_put(11, true);
 }
 
 bool board_requests_safe_mode(void) {

ports/raspberrypi/boards/adafruit_qtpy_rp2040/mpconfigboard.h

@@ -2,6 +2,7 @@
 #define MICROPY_HW_MCU_NAME "rp2040"
 
 #define MICROPY_HW_NEOPIXEL (&pin_GPIO12)
+#define CIRCUITPY_STATUS_LED_POWER (&pin_GPIO11)
 
 #define DEFAULT_I2C_BUS_SCL (&pin_GPIO25)
 #define DEFAULT_I2C_BUS_SDA (&pin_GPIO24)

ports/raspberrypi/common-hal/busio/SPI.c

@@ -32,7 +32,6 @@
 
 #include "supervisor/board.h"
 #include "common-hal/microcontroller/Pin.h"
-#include "supervisor/shared/rgb_led_status.h"
 #include "shared-bindings/microcontroller/Pin.h"
 
 #include "src/rp2_common/hardware_dma/include/hardware/dma.h"

ports/raspberrypi/common-hal/microcontroller/Pin.c

@@ -29,21 +29,8 @@
 #include "common-hal/microcontroller/__init__.h"
 #include "shared-bindings/microcontroller/Pin.h"
 
-#include "supervisor/shared/rgb_led_status.h"
-
 #include "src/rp2_common/hardware_gpio/include/hardware/gpio.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-bool apa102_sck_in_use;
-bool apa102_mosi_in_use;
-#endif
-#ifdef SPEAKER_ENABLE_PIN
-bool speaker_enable_in_use;
-#endif
-
 STATIC uint32_t never_reset_pins;
 
 void reset_all_pins(void) {
@@ -77,31 +64,6 @@ void reset_pin_number(uint8_t pin_number) {
         PADS_BANK0_GPIO0_PUE_BITS |
         PADS_BANK0_GPIO0_PDE_BITS);
     hw_set_bits(&padsbank0_hw->io[pin_number], PADS_BANK0_GPIO0_OD_BITS);
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin_number == MICROPY_HW_NEOPIXEL->number) {
-        neopixel_in_use = false;
-        rgb_led_status_init();
-        return;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin_number == MICROPY_HW_APA102_MOSI->number ||
-        pin_number == MICROPY_HW_APA102_SCK->number) {
-        apa102_mosi_in_use = apa102_mosi_in_use && pin_number != MICROPY_HW_APA102_MOSI->number;
-        apa102_sck_in_use = apa102_sck_in_use && pin_number != MICROPY_HW_APA102_SCK->number;
-        if (!apa102_sck_in_use && !apa102_mosi_in_use) {
-            rgb_led_status_init();
-        }
-        return;
-    }
-    #endif
-
-    #ifdef SPEAKER_ENABLE_PIN
-    if (pin_number == SPEAKER_ENABLE_PIN->number) {
-        speaker_enable_in_use = false;
-    }
-    #endif
 }
 
 void common_hal_never_reset_pin(const mcu_pin_obj_t *pin) {
@@ -113,25 +75,7 @@ void common_hal_reset_pin(const mcu_pin_obj_t *pin) {
 }
 
 void claim_pin(const mcu_pin_obj_t *pin) {
-    #ifdef MICROPY_HW_NEOPIXEL
+    // Nothing to do because all changes will set the GPIO settings.
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        neopixel_in_use = true;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        apa102_mosi_in_use = true;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        apa102_sck_in_use = true;
-    }
-    #endif
-
-    #ifdef SPEAKER_ENABLE_PIN
-    if (pin == SPEAKER_ENABLE_PIN) {
-        speaker_enable_in_use = true;
-    }
-    #endif
 }
 
 bool pin_number_is_free(uint8_t pin_number) {
@@ -145,26 +89,6 @@ bool pin_number_is_free(uint8_t pin_number) {
 }
 
 bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        return !neopixel_in_use;
-    }
-    #endif
-    #ifdef MICROPY_HW_APA102_MOSI
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        return !apa102_mosi_in_use;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        return !apa102_sck_in_use;
-    }
-    #endif
-
-    #ifdef SPEAKER_ENABLE_PIN
-    if (pin == SPEAKER_ENABLE_PIN) {
-        return !speaker_enable_in_use;
-    }
-    #endif
-
     return pin_number_is_free(pin->number);
 }
 

ports/raspberrypi/common-hal/microcontroller/Pin.h

@@ -34,14 +34,6 @@
 
 #include "peripherals/pins.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-extern bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-extern bool apa102_sck_in_use;
-extern bool apa102_mosi_in_use;
-#endif
-
 void reset_all_pins(void);
 // reset_pin_number takes the pin number instead of the pointer so that objects don't
 // need to store a full pointer.

ports/stm/common-hal/alarm/__init__.c

@@ -62,7 +62,7 @@ void alarm_set_wakeup_reason(stm_sleep_source_t reason) {
     true_deep_wake_reason = reason;
 }
 
-STATIC stm_sleep_source_t _get_wakeup_cause(void) {
+stm_sleep_source_t alarm_get_wakeup_cause(void) {
     // If in light/fake sleep, check modules
     if (alarm_pin_pinalarm_woke_this_cycle()) {
         return STM_WAKEUP_GPIO;
@@ -71,20 +71,20 @@ STATIC stm_sleep_source_t _get_wakeup_cause(void) {
         return STM_WAKEUP_RTC;
     }
     // Check to see if we woke from deep sleep (reason set in port_init)
-    if (true_deep_wake_reason) {
+    if (true_deep_wake_reason != STM_WAKEUP_UNDEF) {
         return true_deep_wake_reason;
     }
     return STM_WAKEUP_UNDEF;
 }
 
 bool common_hal_alarm_woken_from_sleep(void) {
-    return _get_wakeup_cause() != STM_WAKEUP_UNDEF;
+    return alarm_get_wakeup_cause() != STM_WAKEUP_UNDEF;
 }
 
 mp_obj_t common_hal_alarm_create_wake_alarm(void) {
     // If woken from deep sleep, create a copy alarm similar to what would have
     // been passed in originally. Otherwise, just return none
-    stm_sleep_source_t cause = _get_wakeup_cause();
+    stm_sleep_source_t cause = alarm_get_wakeup_cause();
     switch (cause) {
         case STM_WAKEUP_RTC: {
             return alarm_time_timealarm_create_wakeup_alarm();
@@ -115,7 +115,7 @@ mp_obj_t common_hal_alarm_light_sleep_until_alarms(size_t n_alarms, const mp_obj
         RUN_BACKGROUND_TASKS;
         // Detect if interrupt was alarm or ctrl-C interrupt.
         if (common_hal_alarm_woken_from_sleep()) {
-            stm_sleep_source_t cause = _get_wakeup_cause();
+            stm_sleep_source_t cause = alarm_get_wakeup_cause();
             switch (cause) {
                 case STM_WAKEUP_RTC: {
                     wake_alarm = alarm_time_timealarm_find_triggered_alarm(n_alarms,alarms);
@@ -149,6 +149,7 @@ void common_hal_alarm_set_deep_sleep_alarms(size_t n_alarms, const mp_obj_t *ala
 }
 
 void NORETURN common_hal_alarm_enter_deep_sleep(void) {
+    alarm_set_wakeup_reason(STM_WAKEUP_UNDEF);
     alarm_pin_pinalarm_prepare_for_deep_sleep();
     alarm_time_timealarm_prepare_for_deep_sleep();
     port_disable_tick();
@@ -175,6 +176,8 @@ void common_hal_alarm_pretending_deep_sleep(void) {
     GPIO_InitStruct.Pull = GPIO_PULLDOWN;
     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
 
+    alarm_set_wakeup_reason(STM_WAKEUP_UNDEF);
+
     port_idle_until_interrupt();
 }
 

ports/stm/common-hal/alarm/__init__.h

@@ -40,6 +40,7 @@ typedef enum {
 #define STM_ALARM_FLAG      (RTC->BKP0R)
 
 extern void alarm_set_wakeup_reason(stm_sleep_source_t reason);
+stm_sleep_source_t alarm_get_wakeup_cause(void);
 extern void alarm_reset(void);
 
 #endif // MICROPY_INCLUDED_STM32_COMMON_HAL_ALARM__INIT__H

ports/stm/common-hal/microcontroller/Pin.c

@@ -27,19 +27,10 @@
 
 #include "shared-bindings/microcontroller/Pin.h"
 #include "shared-bindings/digitalio/DigitalInOut.h"
-#include "supervisor/shared/rgb_led_status.h"
 
 #include "py/mphal.h"
 #include "pins.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-bool neopixel_in_use;
-#endif
-#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-bool apa102_sck_in_use;
-bool apa102_mosi_in_use;
-#endif
-
 #if defined(TFBGA216)
 GPIO_TypeDef *ports[] = {GPIOA, GPIOB, GPIOC, GPIOD, GPIOE, GPIOF, GPIOG, GPIOH, GPIOI, GPIOJ, GPIOK};
 #elif defined(LQFP144)
@@ -66,14 +57,6 @@ void reset_all_pins(void) {
     for (uint8_t i = 0; i < GPIO_PORT_COUNT; i++) {
         HAL_GPIO_DeInit(ports[i], ~never_reset_pins[i]);
     }
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    neopixel_in_use = false;
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    apa102_sck_in_use = false;
-    apa102_mosi_in_use = false;
-    #endif
 }
 
 // Mark pin as free and return it to a quiescent state.
@@ -89,25 +72,6 @@ void reset_pin_number(uint8_t pin_port, uint8_t pin_number) {
     claimed_pins[pin_port] &= ~(1 << pin_number);
     never_reset_pins[pin_port] &= ~(1 << pin_number);
     HAL_GPIO_DeInit(ports[pin_port], 1 << pin_number);
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin_port == MICROPY_HW_NEOPIXEL->port && pin_number == MICROPY_HW_NEOPIXEL->number) {
-        neopixel_in_use = false;
-        rgb_led_status_init();
-        return;
-    }
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    if (
-        (pin_port == MICROPY_HW_APA102_MOSI->port && pin_number == MICROPY_HW_APA102_MOSI->number)
-        || (pin_port == MICROPY_HW_APA102_SCK->port && pin_number == MICROPY_HW_APA102_MOSI->number)
-        ) {
-        apa102_mosi_in_use = false;
-        apa102_sck_in_use = false;
-        rgb_led_status_init();
-        return;
-    }
-    #endif
 }
 
 void never_reset_pin_number(uint8_t pin_port, uint8_t pin_number) {
@@ -140,20 +104,6 @@ bool pin_number_is_free(uint8_t pin_port, uint8_t pin_number) {
 }
 
 bool common_hal_mcu_pin_is_free(const mcu_pin_obj_t *pin) {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        return !neopixel_in_use;
-    }
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        return !apa102_mosi_in_use;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        return !apa102_sck_in_use;
-    }
-    #endif
-
     return pin_number_is_free(pin->port, pin->number);
 }
 
@@ -171,19 +121,6 @@ uint8_t common_hal_mcu_pin_number(const mcu_pin_obj_t *pin) {
 
 void common_hal_mcu_pin_claim(const mcu_pin_obj_t *pin) {
     claim_pin(pin->port, pin->number);
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (pin == MICROPY_HW_NEOPIXEL) {
-        neopixel_in_use = true;
-    }
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    if (pin == MICROPY_HW_APA102_MOSI) {
-        apa102_mosi_in_use = true;
-    }
-    if (pin == MICROPY_HW_APA102_SCK) {
-        apa102_sck_in_use = true;
-    }
-    #endif
 }
 
 void common_hal_mcu_pin_reset_number(uint8_t pin_no) {

ports/stm/common-hal/microcontroller/Pin.h

@@ -31,14 +31,6 @@
 
 #include "peripherals/pins.h"
 
-#ifdef MICROPY_HW_NEOPIXEL
-extern bool neopixel_in_use;
-#endif
-#ifdef MICROPY_HW_APA102_MOSI
-extern bool apa102_sck_in_use;
-extern bool apa102_mosi_in_use;
-#endif
-
 void reset_all_pins(void);
 // reset_pin_number takes the pin number instead of the pointer so that objects don't
 // need to store a full pointer.

ports/stm/common-hal/microcontroller/Processor.c

@@ -27,6 +27,9 @@
 #include <math.h>
 #include "py/runtime.h"
 
+#if CIRCUITPY_ALARM
+#include "common-hal/alarm/__init__.h"
+#endif
 #include "common-hal/microcontroller/Processor.h"
 #include "shared-bindings/microcontroller/ResetReason.h"
 #include "supervisor/shared/translate.h"
@@ -143,5 +146,10 @@ void common_hal_mcu_processor_get_uid(uint8_t raw_id[]) {
 }
 
 mcu_reset_reason_t common_hal_mcu_processor_get_reset_reason(void) {
+    #if CIRCUITPY_ALARM
+    if (alarm_get_wakeup_cause() != STM_WAKEUP_UNDEF) {
+        return RESET_REASON_DEEP_SLEEP_ALARM;
+    }
+    #endif
     return RESET_REASON_UNKNOWN;
 }

py/circuitpy_mpconfig.h

@@ -991,6 +991,10 @@ void supervisor_run_background_tasks_if_tick(void);
 #define CIRCUITPY_PROCESSOR_COUNT (1)
 #endif
 
+#ifndef CIRCUITPY_STATUS_LED_POWER_INVERTED
+#define CIRCUITPY_STATUS_LED_POWER_INVERTED (0)
+#endif
+
 #define CIRCUITPY_BOOT_OUTPUT_FILE "/boot_out.txt"
 
 #define CIRCUITPY_VERBOSE_BLE 0

shared-bindings/supervisor/__init__.c

@@ -29,7 +29,7 @@
 
 #include "lib/utils/interrupt_char.h"
 #include "supervisor/shared/autoreload.h"
-#include "supervisor/shared/rgb_led_status.h"
+#include "supervisor/shared/status_leds.h"
 #include "supervisor/shared/stack.h"
 #include "supervisor/shared/translate.h"
 #include "supervisor/shared/workflow.h"
@@ -79,7 +79,7 @@ STATIC mp_obj_t supervisor_set_rgb_status_brightness(mp_obj_t lvl) {
     if (brightness_int < 0 || brightness_int > 255) {
         mp_raise_ValueError(translate("Brightness must be between 0 and 255"));
     }
-    set_rgb_status_brightness((uint8_t)brightness_int);
+    set_status_brightness((uint8_t)brightness_int);
     return mp_const_none;
 }
 MP_DEFINE_CONST_FUN_OBJ_1(supervisor_set_rgb_status_brightness_obj, supervisor_set_rgb_status_brightness);

shared-module/displayio/EPaperDisplay.c

@@ -409,7 +409,7 @@ void displayio_epaperdisplay_collect_ptrs(displayio_epaperdisplay_obj_t *self) {
     gc_collect_ptr((void *)self->stop_sequence);
 }
 
-bool maybe_refresh_epaperdisplay(void) {
+size_t maybe_refresh_epaperdisplay(void) {
     for (uint8_t i = 0; i < CIRCUITPY_DISPLAY_LIMIT; i++) {
         if (displays[i].epaper_display.base.type != &displayio_epaperdisplay_type ||
             displays[i].epaper_display.core.current_group != &circuitpython_splash) {
@@ -417,11 +417,16 @@ bool maybe_refresh_epaperdisplay(void) {
             continue;
         }
         displayio_epaperdisplay_obj_t *display = &displays[i].epaper_display;
-        if (common_hal_displayio_epaperdisplay_get_time_to_refresh(display) != 0) {
+        size_t time_to_refresh = common_hal_displayio_epaperdisplay_get_time_to_refresh(display);
-            return false;
+        if (time_to_refresh > 0) {
+            return time_to_refresh;
         }
-        return common_hal_displayio_epaperdisplay_refresh(display);
+        if (common_hal_displayio_epaperdisplay_refresh(display)) {
+            return 0;
+        }
+        // If we could refresh but it failed, then we want to retry.
+        return 1;
     }
-    // Return true if no ePaper displays are available to pretend it was updated.
+    // Return 0 if no ePaper displays are available to pretend it was updated.
-    return true;
+    return 0;
 }

shared-module/displayio/EPaperDisplay.h

@@ -61,7 +61,7 @@ typedef struct {
 
 void displayio_epaperdisplay_background(displayio_epaperdisplay_obj_t *self);
 void release_epaperdisplay(displayio_epaperdisplay_obj_t *self);
-bool maybe_refresh_epaperdisplay(void);
+size_t maybe_refresh_epaperdisplay(void);
 
 void displayio_epaperdisplay_collect_ptrs(displayio_epaperdisplay_obj_t *self);
 

supervisor/shared/external_flash/external_flash.c

@@ -39,7 +39,6 @@
 #include "lib/oofatfs/ff.h"
 #include "shared-bindings/microcontroller/__init__.h"
 #include "supervisor/memory.h"
-#include "supervisor/shared/rgb_led_status.h"
 
 #define NO_SECTOR_LOADED 0xFFFFFFFF
 
@@ -467,7 +466,6 @@ static void spi_flash_flush_keep_cache(bool keep_cache) {
     #ifdef MICROPY_HW_LED_MSC
     port_pin_set_output_level(MICROPY_HW_LED_MSC, true);
     #endif
-    temp_status_color(ACTIVE_WRITE);
     // If we've cached to the flash itself flush from there.
     if (MP_STATE_VM(flash_ram_cache) == NULL) {
         flush_scratch_flash();
@@ -475,7 +473,6 @@ static void spi_flash_flush_keep_cache(bool keep_cache) {
         flush_ram_cache(keep_cache);
     }
     current_sector = NO_SECTOR_LOADED;
-    clear_temp_status();
     #ifdef MICROPY_HW_LED_MSC
     port_pin_set_output_level(MICROPY_HW_LED_MSC, false);
     #endif

supervisor/shared/rgb_led_colors.h

@@ -14,28 +14,17 @@
 #define PURPLE  COLOR(INTENSITY, 0, INTENSITY)
 #define WHITE   COLOR(INTENSITY, INTENSITY, INTENSITY)
 
-#define BOOT_RUNNING BLUE
-#define MAIN_RUNNING GREEN
-#define SAFE_MODE    YELLOW
 #define ALL_DONE     GREEN
+#define EXCEPTION    RED
+#define SAFE_MODE    YELLOW
 #define REPL_RUNNING WHITE
 
-#define ACTIVE_WRITE 0x200000
+#define ALL_DONE_BLINKS 1
+#define EXCEPTION_BLINKS 2
+#define SAFE_MODE_BLINKS 3
 
-#define ALL_GOOD_CYCLE_MS 2000u
+#define OFF_ON_RATIO 3
 
-#define LINE_NUMBER_TOGGLE_LENGTH 300u
+#define LED_SLEEP_TIME_MS 5000u
-#define EXCEPTION_TYPE_LENGTH_MS 1000u
 
-#define THOUSANDS WHITE
+#define BLINK_TIME_MS 100u
-#define HUNDREDS  BLUE
-#define TENS      YELLOW
-#define ONES      CYAN
-
-#define INDENTATION_ERROR GREEN
-#define SYNTAX_ERROR      CYAN
-#define NAME_ERROR        WHITE
-#define OS_ERROR          ORANGE
-#define VALUE_ERROR       PURPLE
-#define MPY_ERROR         BLUE
-#define OTHER_ERROR       YELLOW

supervisor/shared/rgb_led_status.c

@@ -1,486 +0,0 @@
-/*
- * This file is part of the Micro Python project, http://micropython.org/
- *
- * The MIT License (MIT)
- *
- * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "mphalport.h"
-#include "shared-bindings/microcontroller/Pin.h"
-#include "rgb_led_status.h"
-#include "supervisor/shared/tick.h"
-#include "py/obj.h"
-
-#ifdef MICROPY_HW_NEOPIXEL
-uint8_t rgb_status_brightness = 63;
-#include "shared-bindings/digitalio/DigitalInOut.h"
-#include "shared-bindings/neopixel_write/__init__.h"
-static uint8_t status_neopixel_color[3];
-static digitalio_digitalinout_obj_t status_neopixel;
-#endif
-
-
-#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-uint8_t rgb_status_brightness = 50;
-
-#define APA102_BUFFER_LENGTH 12
-static uint8_t status_apa102_color[APA102_BUFFER_LENGTH] = {0, 0, 0, 0, 0xff, 0, 0, 0, 0xff, 0xff, 0xff, 0xff};
-
-#if CIRCUITPY_BITBANG_APA102
-#include "shared-bindings/bitbangio/SPI.h"
-static bitbangio_spi_obj_t status_apa102 = {
-    .base = {
-        .type = &bitbangio_spi_type,
-    },
-};
-#else
-#include "shared-bindings/busio/SPI.h"
-busio_spi_obj_t status_apa102 = {
-    .base = {
-        .type = &busio_spi_type,
-    },
-};
-#endif
-#endif
-
-#if defined(CP_RGB_STATUS_R) || defined(CP_RGB_STATUS_G) || defined(CP_RGB_STATUS_B)
-#define CP_RGB_STATUS_LED
-
-#include "shared-bindings/pwmio/PWMOut.h"
-#include "shared-bindings/microcontroller/Pin.h"
-
-pwmio_pwmout_obj_t rgb_status_r = {
-    .base = {
-        .type = &pwmio_pwmout_type,
-    },
-};
-pwmio_pwmout_obj_t rgb_status_g = {
-    .base = {
-        .type = &pwmio_pwmout_type,
-    },
-};
-pwmio_pwmout_obj_t rgb_status_b = {
-    .base = {
-        .type = &pwmio_pwmout_type,
-    },
-};
-
-uint8_t rgb_status_brightness = 0xFF;
-
-uint16_t status_rgb_color[3] = {
-    0 /* red */, 0 /* green */, 0 /* blue */
-};
-#endif
-
-#if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-static uint32_t current_status_color = 0;
-#endif
-
-static bool rgb_led_status_init_in_progress = false;
-void rgb_led_status_init() {
-    if (rgb_led_status_init_in_progress) {
-        // Avoid recursion.
-        return;
-    }
-    rgb_led_status_init_in_progress = true;
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    common_hal_digitalio_digitalinout_construct(&status_neopixel, MICROPY_HW_NEOPIXEL);
-    // Pretend we aren't using the pins. digitalio.DigitalInOut
-    // will mark them as used.
-    neopixel_in_use = false;
-    common_hal_digitalio_digitalinout_switch_to_output(&status_neopixel, false, DRIVE_MODE_PUSH_PULL);
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    #if CIRCUITPY_BITBANG_APA102
-    shared_module_bitbangio_spi_construct(&status_apa102,
-        MICROPY_HW_APA102_SCK,
-        MICROPY_HW_APA102_MOSI,
-        NULL);
-    #else
-    if (!common_hal_busio_spi_deinited(&status_apa102)) {
-        // This may call us recursively if common_hal_reset_pin() is called,
-        // The rgb_led_status_init_in_progress guard will prevent further recursion.
-        common_hal_busio_spi_deinit(&status_apa102);
-    }
-    common_hal_busio_spi_construct(&status_apa102,
-        MICROPY_HW_APA102_SCK,
-        MICROPY_HW_APA102_MOSI,
-        NULL);
-    common_hal_busio_spi_never_reset(&status_apa102);
-    #endif
-    // Pretend we aren't using the pins. bitbangio.SPI will
-    // mark them as used.
-    apa102_mosi_in_use = false;
-    apa102_sck_in_use = false;
-    #if CIRCUITPY_BITBANG_APA102
-    shared_module_bitbangio_spi_try_lock(&status_apa102);
-    // Use 1MHz for clock rate. Some APA102's are spec'd 800kHz-1200kHz,
-    // though many can run much faster. bitbang will probably run slower.
-    shared_module_bitbangio_spi_configure(&status_apa102, 1000000, 0, 0, 8);
-    #else
-    common_hal_busio_spi_try_lock(&status_apa102);
-    common_hal_busio_spi_configure(&status_apa102, 1000000, 0, 0, 8);
-    #endif
-    #endif
-
-
-    #if defined(CP_RGB_STATUS_LED)
-    if (common_hal_mcu_pin_is_free(CP_RGB_STATUS_R)) {
-        pwmout_result_t red_result = common_hal_pwmio_pwmout_construct(&rgb_status_r, CP_RGB_STATUS_R, 0, 50000, false);
-
-        if (PWMOUT_OK == red_result) {
-            common_hal_pwmio_pwmout_never_reset(&rgb_status_r);
-        }
-    }
-
-    if (common_hal_mcu_pin_is_free(CP_RGB_STATUS_G)) {
-        pwmout_result_t green_result = common_hal_pwmio_pwmout_construct(&rgb_status_g, CP_RGB_STATUS_G, 0, 50000, false);
-
-        if (PWMOUT_OK == green_result) {
-            common_hal_pwmio_pwmout_never_reset(&rgb_status_g);
-        }
-    }
-
-    if (common_hal_mcu_pin_is_free(CP_RGB_STATUS_B)) {
-        pwmout_result_t blue_result = common_hal_pwmio_pwmout_construct(&rgb_status_b, CP_RGB_STATUS_B, 0, 50000, false);
-
-        if (PWMOUT_OK == blue_result) {
-            common_hal_pwmio_pwmout_never_reset(&rgb_status_b);
-        }
-    }
-    #endif
-
-    #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-    // Force a write of the current status color.
-    uint32_t rgb = current_status_color;
-    current_status_color = 0x1000000; // Not a valid color
-    new_status_color(rgb);
-    #endif
-
-    rgb_led_status_init_in_progress = false;
-}
-
-void reset_status_led() {
-    #ifdef MICROPY_HW_NEOPIXEL
-    common_hal_reset_pin(MICROPY_HW_NEOPIXEL);
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    common_hal_reset_pin(MICROPY_HW_APA102_MOSI);
-    common_hal_reset_pin(MICROPY_HW_APA102_SCK);
-    #endif
-    #if defined(CP_RGB_STATUS_LED)
-    // TODO: Support sharing status LED with user.
-    #endif
-}
-
-void new_status_color(uint32_t rgb) {
-    #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-    if (current_status_color == rgb) {
-        return;
-    }
-    uint32_t rgb_adjusted = color_brightness(rgb, rgb_status_brightness);
-    current_status_color = rgb;
-    #endif
-
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (neopixel_in_use) {
-        return;
-    }
-    status_neopixel_color[0] = (rgb_adjusted >> 8) & 0xff;
-    status_neopixel_color[1] = (rgb_adjusted >> 16) & 0xff;
-    status_neopixel_color[2] = rgb_adjusted & 0xff;
-    common_hal_neopixel_write(&status_neopixel, status_neopixel_color, 3);
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    if (apa102_mosi_in_use || apa102_sck_in_use) {
-        return;
-    }
-    status_apa102_color[5] = rgb_adjusted & 0xff;
-    status_apa102_color[6] = (rgb_adjusted >> 8) & 0xff;
-    status_apa102_color[7] = (rgb_adjusted >> 16) & 0xff;
-
-    #if CIRCUITPY_BITBANG_APA102
-    shared_module_bitbangio_spi_write(&status_apa102, status_apa102_color, APA102_BUFFER_LENGTH);
-    #else
-    common_hal_busio_spi_write(&status_apa102, status_apa102_color, APA102_BUFFER_LENGTH);
-    #endif
-    #endif
-
-    #if defined(CP_RGB_STATUS_LED)
-    uint8_t red_u8 = (rgb_adjusted >> 16) & 0xFF;
-    uint8_t green_u8 = (rgb_adjusted >> 8) & 0xFF;
-    uint8_t blue_u8 = rgb_adjusted & 0xFF;
-
-    #if defined(CP_RGB_STATUS_INVERTED_PWM)
-    status_rgb_color[0] = (1 << 16) - 1 - ((uint16_t)(red_u8 << 8) + red_u8);
-    status_rgb_color[1] = (1 << 16) - 1 - ((uint16_t)(green_u8 << 8) + green_u8);
-    status_rgb_color[2] = (1 << 16) - 1 - ((uint16_t)(blue_u8 << 8) + blue_u8);
-    #else
-    status_rgb_color[0] = (uint16_t)(red_u8 << 8) + red_u8;
-    status_rgb_color[1] = (uint16_t)(green_u8 << 8) + green_u8;
-    status_rgb_color[2] = (uint16_t)(blue_u8 << 8) + blue_u8;
-    #endif
-
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_r, status_rgb_color[0]);
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_g, status_rgb_color[1]);
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_b, status_rgb_color[2]);
-    #endif
-}
-
-void temp_status_color(uint32_t rgb) {
-    #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-    uint32_t rgb_adjusted = rgb;
-    rgb_adjusted = color_brightness(rgb, rgb_status_brightness);
-    #endif
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (neopixel_in_use) {
-        return;
-    }
-    uint8_t colors[3] = {(rgb_adjusted >> 8) & 0xff, (rgb_adjusted >> 16) & 0xff, rgb_adjusted & 0xff};
-    common_hal_neopixel_write(&status_neopixel, colors, 3);
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    if (apa102_mosi_in_use || apa102_sck_in_use) {
-        return;
-    }
-    uint8_t colors[APA102_BUFFER_LENGTH] = {0, 0, 0, 0, 0xff, rgb_adjusted & 0xff, (rgb_adjusted >> 8) & 0xff, (rgb_adjusted >> 16) & 0xff, 0xff, 0xff, 0xff, 0xff};
-    #if CIRCUITPY_BITBANG_APA102
-    shared_module_bitbangio_spi_write(&status_apa102, colors, APA102_BUFFER_LENGTH);
-    #else
-    common_hal_busio_spi_write(&status_apa102, colors, APA102_BUFFER_LENGTH);
-    #endif
-    #endif
-    #if defined(CP_RGB_STATUS_LED)
-    uint8_t red_u8 = (rgb_adjusted >> 16) & 0xFF;
-    uint8_t green_u8 = (rgb_adjusted >> 8) & 0xFF;
-    uint8_t blue_u8 = rgb_adjusted & 0xFF;
-
-    uint16_t temp_status_color_rgb[3] = {0};
-
-    #if defined(CP_RGB_STATUS_INVERTED_PWM)
-    temp_status_color_rgb[0] = (1 << 16) - 1 - ((uint16_t)(red_u8 << 8) + red_u8);
-    temp_status_color_rgb[1] = (1 << 16) - 1 - ((uint16_t)(green_u8 << 8) + green_u8);
-    temp_status_color_rgb[2] = (1 << 16) - 1 - ((uint16_t)(blue_u8 << 8) + blue_u8);
-    #else
-    temp_status_color_rgb[0] = (uint16_t)(red_u8 << 8) + red_u8;
-    temp_status_color_rgb[1] = (uint16_t)(green_u8 << 8) + green_u8;
-    temp_status_color_rgb[2] = (uint16_t)(blue_u8 << 8) + blue_u8;
-    #endif
-
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_r, temp_status_color_rgb[0]);
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_g, temp_status_color_rgb[1]);
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_b, temp_status_color_rgb[2]);
-    #endif
-}
-
-void clear_temp_status() {
-    #ifdef MICROPY_HW_NEOPIXEL
-    if (neopixel_in_use) {
-        return;
-    }
-    common_hal_neopixel_write(&status_neopixel, status_neopixel_color, 3);
-    #endif
-    #if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
-    if (apa102_mosi_in_use || apa102_sck_in_use) {
-        return;
-    }
-    #if CIRCUITPY_BITBANG_APA102
-    shared_module_bitbangio_spi_write(&status_apa102, status_apa102_color, APA102_BUFFER_LENGTH);
-    #else
-    common_hal_busio_spi_write(&status_apa102, status_apa102_color, APA102_BUFFER_LENGTH);
-    #endif
-    #endif
-    #if defined(CP_RGB_STATUS_LED)
-
-    uint16_t red = 0;
-    uint16_t green = 0;
-    uint16_t blue = 0;
-
-    #if defined(CP_RGB_STATUS_INVERTED_PWM)
-    red = (1 << 16) - 1 - status_rgb_color[0];
-    green = (1 << 16) - 1 - status_rgb_color[1];
-    blue = (1 << 16) - 1 - status_rgb_color[2];
-    #else
-    red = status_rgb_color[0];
-    green = status_rgb_color[1];
-    blue = status_rgb_color[2];
-    #endif
-
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_r, red);
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_g, green);
-    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_b, blue);
-    #endif
-}
-
-uint32_t color_brightness(uint32_t color, uint8_t brightness) {
-    #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-    uint32_t result = ((color & 0xff0000) * brightness / 255) & 0xff0000;
-    result += ((color & 0xff00) * brightness / 255) & 0xff00;
-    result += ((color & 0xff) * brightness / 255) & 0xff;
-    return result;
-    #else
-    return color;
-    #endif
-}
-
-void set_rgb_status_brightness(uint8_t level) {
-    #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-    rgb_status_brightness = level;
-    uint32_t current_color = current_status_color;
-    // Temporarily change the current color global to force the new_status_color call to update the
-    // LED. Usually duplicate calls of the same color are ignored without regard to brightness
-    // changes.
-    current_status_color = 0;
-    new_status_color(current_color);
-    #endif
-}
-
-void prep_rgb_status_animation(const pyexec_result_t *result,
-    bool found_main,
-    safe_mode_t safe_mode,
-    rgb_status_animation_t *status) {
-    #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-    new_status_color(ALL_DONE);
-    status->pattern_start = supervisor_ticks_ms32();
-    status->safe_mode = safe_mode;
-    status->found_main = found_main;
-    status->total_exception_cycle = 0;
-    status->ok = result->return_code != PYEXEC_EXCEPTION;
-    if (status->ok) {
-        // If this isn't an exception, skip exception sorting and handling
-        return;
-    }
-    status->ones = result->exception_line % 10;
-    status->ones += status->ones > 0 ? 1 : 0;
-    status->tens = (result->exception_line / 10) % 10;
-    status->tens += status->tens > 0 ? 1 : 0;
-    status->hundreds = (result->exception_line / 100) % 10;
-    status->hundreds += status->hundreds > 0 ? 1 : 0;
-    status->thousands = (result->exception_line / 1000) % 10;
-    status->thousands += status->thousands > 0 ? 1 : 0;
-    status->digit_sum = status->ones + status->tens + status->hundreds + status->thousands;
-    uint8_t num_places = 0;
-    uint16_t line = result->exception_line;
-    for (int i = 0; i < 4; i++) {
-        if ((line % 10) > 0) {
-            num_places++;
-        }
-        line /= 10;
-    }
-    if (!status->ok) {
-        status->total_exception_cycle = EXCEPTION_TYPE_LENGTH_MS * 3 + LINE_NUMBER_TOGGLE_LENGTH * status->digit_sum + LINE_NUMBER_TOGGLE_LENGTH * num_places;
-    }
-    if (!result->exception_type) {
-        status->exception_color = OTHER_ERROR;
-    } else if (mp_obj_is_subclass_fast(result->exception_type, &mp_type_IndentationError)) {
-        status->exception_color = INDENTATION_ERROR;
-    } else if (mp_obj_is_subclass_fast(result->exception_type, &mp_type_SyntaxError)) {
-        status->exception_color = SYNTAX_ERROR;
-    } else if (mp_obj_is_subclass_fast(result->exception_type, &mp_type_NameError)) {
-        status->exception_color = NAME_ERROR;
-    } else if (mp_obj_is_subclass_fast(result->exception_type, &mp_type_OSError)) {
-        status->exception_color = OS_ERROR;
-    } else if (mp_obj_is_subclass_fast(result->exception_type, &mp_type_ValueError)) {
-        status->exception_color = VALUE_ERROR;
-    } else if (mp_obj_is_subclass_fast(result->exception_type, &mp_type_MpyError)) {
-        status->exception_color = MPY_ERROR;
-    } else {
-        status->exception_color = OTHER_ERROR;
-    }
-    #endif
-}
-
-bool tick_rgb_status_animation(rgb_status_animation_t *status) {
-    #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || (defined(CP_RGB_STATUS_LED))
-    uint32_t tick_diff = supervisor_ticks_ms32() - status->pattern_start;
-    if (status->ok) {
-        // All is good. Ramp ALL_DONE up and down.
-        if (tick_diff > ALL_GOOD_CYCLE_MS) {
-            status->pattern_start = supervisor_ticks_ms32();
-            new_status_color(BLACK);
-            return true;
-        }
-
-        uint16_t brightness = tick_diff * 255 / (ALL_GOOD_CYCLE_MS / 2);
-        if (brightness > 255) {
-            brightness = 511 - brightness;
-        }
-        if (status->safe_mode == NO_SAFE_MODE) {
-            new_status_color(color_brightness(ALL_DONE, brightness));
-        } else {
-            new_status_color(color_brightness(SAFE_MODE, brightness));
-        }
-    } else {
-        if (tick_diff > status->total_exception_cycle) {
-            status->pattern_start = supervisor_ticks_ms32();
-            return true;
-        }
-        // First flash the file color.
-        if (tick_diff < EXCEPTION_TYPE_LENGTH_MS) {
-            if (status->found_main) {
-                new_status_color(MAIN_RUNNING);
-            } else {
-                new_status_color(BOOT_RUNNING);
-            }
-            // Next flash the exception color.
-        } else if (tick_diff < EXCEPTION_TYPE_LENGTH_MS * 2) {
-            new_status_color(status->exception_color);
-            // Finally flash the line number digits from highest to lowest.
-            // Zeroes will not produce a flash but can be read by the absence of
-            // a color from the sequence.
-        } else if (tick_diff < (EXCEPTION_TYPE_LENGTH_MS * 2 + LINE_NUMBER_TOGGLE_LENGTH * status->digit_sum)) {
-            uint32_t digit_diff = tick_diff - EXCEPTION_TYPE_LENGTH_MS * 2;
-            if ((digit_diff % LINE_NUMBER_TOGGLE_LENGTH) < (LINE_NUMBER_TOGGLE_LENGTH / 2)) {
-                new_status_color(BLACK);
-            } else if (digit_diff < LINE_NUMBER_TOGGLE_LENGTH * status->thousands) {
-                if (digit_diff < LINE_NUMBER_TOGGLE_LENGTH) {
-                    new_status_color(BLACK);
-                } else {
-                    new_status_color(THOUSANDS);
-                }
-            } else if (digit_diff < LINE_NUMBER_TOGGLE_LENGTH * (status->thousands + status->hundreds)) {
-                if (digit_diff < LINE_NUMBER_TOGGLE_LENGTH * (status->thousands + 1)) {
-                    new_status_color(BLACK);
-                } else {
-                    new_status_color(HUNDREDS);
-                }
-            } else if (digit_diff < LINE_NUMBER_TOGGLE_LENGTH * (status->thousands + status->hundreds + status->tens)) {
-                if (digit_diff < LINE_NUMBER_TOGGLE_LENGTH * (status->thousands + status->hundreds + 1)) {
-                    new_status_color(BLACK);
-                } else {
-                    new_status_color(TENS);
-                }
-            } else {
-                if (digit_diff < LINE_NUMBER_TOGGLE_LENGTH * (status->thousands + status->hundreds + status->tens + 1)) {
-                    new_status_color(BLACK);
-                } else {
-                    new_status_color(ONES);
-                }
-            }
-        } else {
-            new_status_color(BLACK);
-        }
-    }
-    #endif
-    return false;  // Animation is not finished.
-}

supervisor/shared/rgb_led_status.h

@@ -1,81 +0,0 @@
-/*
- * This file is part of the MicroPython project, http://micropython.org/
- *
- * The MIT License (MIT)
- *
- * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef MICROPY_INCLUDED_SUPERVISOR_RGB_LED_STATUS_H
-#define MICROPY_INCLUDED_SUPERVISOR_RGB_LED_STATUS_H
-
-#include <stdint.h>
-#include <stdbool.h>
-
-#include "lib/utils/pyexec.h"
-#include "supervisor/port.h"
-
-#include "py/mpconfig.h"
-#include "rgb_led_colors.h"
-
-#include "supervisor/shared/safe_mode.h"
-
-// Overall, the time module must be implemented.
-// To work with a DotStar, one must have MICROPY_HW_APA102_SCK and
-// MICROPY_HW_APA102_MOSI defined and bitbangio.SPI or busio.SPI implemented.
-// To work with a NeoPixel, one must have MICROPY_HW_NEOPIXEL defined and
-// neopixel_write implemented.
-
-#if defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK) && !CIRCUITPY_BITBANG_APA102
-#include "common-hal/busio/SPI.h"
-extern busio_spi_obj_t status_apa102;
-#endif
-
-void rgb_led_status_init(void);
-void reset_status_led(void);
-void new_status_color(uint32_t rgb);
-void temp_status_color(uint32_t rgb);
-void clear_temp_status(void);
-
-uint32_t color_brightness(uint32_t color, uint8_t brightness);
-void set_rgb_status_brightness(uint8_t level);
-
-typedef struct {
-    bool ok;
-    uint32_t pattern_start;
-    uint32_t total_exception_cycle;
-    safe_mode_t safe_mode;
-    uint8_t digit_sum;
-    uint8_t ones;
-    uint8_t tens;
-    uint8_t hundreds;
-    uint8_t thousands;
-    uint32_t exception_color;
-    bool found_main;
-} rgb_status_animation_t;
-
-void prep_rgb_status_animation(const pyexec_result_t *result,
-    bool found_main,
-    safe_mode_t safe_mode,
-    rgb_status_animation_t *status);
-bool tick_rgb_status_animation(rgb_status_animation_t *status);
-
-#endif  // MICROPY_INCLUDED_SUPERVISOR_RGB_LED_STATUS_H

supervisor/shared/safe_mode.c

@@ -36,7 +36,7 @@
 
 #include "supervisor/serial.h"
 #include "supervisor/shared/rgb_led_colors.h"
-#include "supervisor/shared/rgb_led_status.h"
+#include "supervisor/shared/status_leds.h"
 #include "supervisor/shared/translate.h"
 #include "supervisor/shared/tick.h"
 
@@ -65,11 +65,9 @@ safe_mode_t wait_for_safe_mode_reset(void) {
     }
     port_set_saved_word(SAFE_MODE_DATA_GUARD | (MANUAL_SAFE_MODE << 8));
     // Wait for a while to allow for reset.
-    temp_status_color(SAFE_MODE);
+
-    #ifdef MICROPY_HW_LED_STATUS
+    #if CIRCUITPY_STATUS_LED
-    digitalio_digitalinout_obj_t status_led;
+    status_led_init();
-    common_hal_digitalio_digitalinout_construct(&status_led, MICROPY_HW_LED_STATUS);
-    common_hal_digitalio_digitalinout_switch_to_output(&status_led, true, DRIVE_MODE_PUSH_PULL);
     #endif
     #ifdef CIRCUITPY_BOOT_BUTTON
     digitalio_digitalinout_obj_t boot_button;
@@ -78,22 +76,32 @@ safe_mode_t wait_for_safe_mode_reset(void) {
     #endif
     uint64_t start_ticks = supervisor_ticks_ms64();
     uint64_t diff = 0;
+    bool boot_in_safe_mode = false;
     while (diff < 1000) {
-        #ifdef MICROPY_HW_LED_STATUS
+        #ifdef CIRCUITPY_STATUS_LED
         // Blink on for 100, off for 100, on for 100, off for 100 and on for 200
-        common_hal_digitalio_digitalinout_set_value(&status_led, diff > 100 && diff / 100 != 2 && diff / 100 != 4);
+        bool led_on = diff > 100 && diff / 100 != 2 && diff / 100 != 4;
+        if (led_on) {
+            new_status_color(SAFE_MODE);
+        } else {
+            new_status_color(BLACK);
+        }
         #endif
         #ifdef CIRCUITPY_BOOT_BUTTON
         if (!common_hal_digitalio_digitalinout_get_value(&boot_button)) {
-            return USER_SAFE_MODE;
+            boot_in_safe_mode = true;
+            break;
         }
         #endif
         diff = supervisor_ticks_ms64() - start_ticks;
     }
-    #ifdef MICROPY_HW_LED_STATUS
+    #if CIRCUITPY_STATUS_LED
-    common_hal_digitalio_digitalinout_deinit(&status_led);
+    new_status_color(BLACK);
+    status_led_deinit();
     #endif
-    clear_temp_status();
+    if (boot_in_safe_mode) {
+        return USER_SAFE_MODE;
+    }
     port_set_saved_word(SAFE_MODE_DATA_GUARD);
     return NO_SAFE_MODE;
 }

supervisor/shared/status_leds.c

@@ -3,7 +3,7 @@
  *
  * The MIT License (MIT)
  *
- * Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
+ * Copyright (c) 2017-2021 Scott Shawcroft for Adafruit Industries
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -26,11 +26,81 @@
 
 #include "supervisor/shared/status_leds.h"
 
-#if CIRCUITPY_DIGITALIO
+#include "mphalport.h"
-#include "common-hal/digitalio/DigitalInOut.h"
+#include "shared-bindings/microcontroller/Pin.h"
+#include "supervisor/shared/tick.h"
+#include "py/obj.h"
+
+
+#ifdef CIRCUITPY_STATUS_LED_POWER
 #include "shared-bindings/digitalio/DigitalInOut.h"
+static digitalio_digitalinout_obj_t _status_power;
 #endif
 
+#ifdef MICROPY_HW_NEOPIXEL
+uint8_t rgb_status_brightness = 63;
+    #include "shared-bindings/digitalio/DigitalInOut.h"
+    #include "shared-bindings/neopixel_write/__init__.h"
+static uint8_t status_neopixel_color[3];
+static digitalio_digitalinout_obj_t status_neopixel;
+
+#elif defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
+uint8_t rgb_status_brightness = 50;
+
+    #define APA102_BUFFER_LENGTH 12
+static uint8_t status_apa102_color[APA102_BUFFER_LENGTH] = {0, 0, 0, 0, 0xff, 0, 0, 0, 0xff, 0xff, 0xff, 0xff};
+
+    #if CIRCUITPY_BITBANG_APA102
+    #include "shared-bindings/bitbangio/SPI.h"
+static bitbangio_spi_obj_t status_apa102 = {
+    .base = {
+        .type = &bitbangio_spi_type,
+    },
+};
+    #else
+    #include "shared-bindings/busio/SPI.h"
+busio_spi_obj_t status_apa102 = {
+    .base = {
+        .type = &busio_spi_type,
+    },
+};
+    #endif
+
+#elif CIRCUITPY_PWM_RGB_LED
+    #include "shared-bindings/pwmio/PWMOut.h"
+    #include "shared-bindings/microcontroller/Pin.h"
+
+pwmio_pwmout_obj_t rgb_status_r = {
+    .base = {
+        .type = &pwmio_pwmout_type,
+    },
+};
+pwmio_pwmout_obj_t rgb_status_g = {
+    .base = {
+        .type = &pwmio_pwmout_type,
+    },
+};
+pwmio_pwmout_obj_t rgb_status_b = {
+    .base = {
+        .type = &pwmio_pwmout_type,
+    },
+};
+
+uint8_t rgb_status_brightness = 0xFF;
+
+uint16_t status_rgb_color[3] = {
+    0 /* red */, 0 /* green */, 0     /* blue */
+};
+#elif CIRCUITPY_DIGITALIO && defined(MICROPY_HW_LED_STATUS)
+#include "shared-bindings/digitalio/DigitalInOut.h"
+digitalio_digitalinout_obj_t single_color_led;
+
+uint8_t rgb_status_brightness = 0xff;
+#endif
+
+#if CIRCUITPY_DIGITALIO && (defined(MICROPY_HW_LED_RX) || defined(MICROPY_HW_LED_TX))
+#include "shared-bindings/digitalio/DigitalInOut.h"
+
 #ifdef MICROPY_HW_LED_RX
 digitalio_digitalinout_obj_t rx_led;
 #endif
@@ -38,27 +108,220 @@ digitalio_digitalinout_obj_t rx_led;
 #ifdef MICROPY_HW_LED_TX
 digitalio_digitalinout_obj_t tx_led;
 #endif
+#endif
 
-void init_status_leds(void) {
+#if CIRCUITPY_STATUS_LED
-    #ifdef MICROPY_HW_LED_RX
+static uint32_t current_status_color = 0;
+#endif
+
+static bool status_led_init_in_progress = false;
+void status_led_init() {
+    if (status_led_init_in_progress) {
+        // Avoid recursion.
+        return;
+    }
+    status_led_init_in_progress = true;
+
+    #ifdef CIRCUITPY_STATUS_LED_POWER
+    common_hal_digitalio_digitalinout_construct(&_status_power, CIRCUITPY_STATUS_LED_POWER);
+    common_hal_digitalio_digitalinout_switch_to_output(&_status_power,
+        CIRCUITPY_STATUS_LED_POWER_INVERTED == 0, DRIVE_MODE_PUSH_PULL);
+    #endif
+
+    #ifdef MICROPY_HW_NEOPIXEL
+    common_hal_digitalio_digitalinout_construct(&status_neopixel, MICROPY_HW_NEOPIXEL);
+    common_hal_digitalio_digitalinout_switch_to_output(&status_neopixel, false, DRIVE_MODE_PUSH_PULL);
+    #elif defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
+    #if CIRCUITPY_BITBANG_APA102
+    shared_module_bitbangio_spi_construct(&status_apa102,
+        MICROPY_HW_APA102_SCK,
+        MICROPY_HW_APA102_MOSI,
+        NULL);
+    #else
+    if (!common_hal_busio_spi_deinited(&status_apa102)) {
+        common_hal_busio_spi_deinit(&status_apa102);
+    }
+    common_hal_busio_spi_construct(&status_apa102,
+        MICROPY_HW_APA102_SCK,
+        MICROPY_HW_APA102_MOSI,
+        NULL);
+    #endif
+    #if CIRCUITPY_BITBANG_APA102
+    shared_module_bitbangio_spi_try_lock(&status_apa102);
+    // Use 1MHz for clock rate. Some APA102's are spec'd 800kHz-1200kHz,
+    // though many can run much faster. bitbang will probably run slower.
+    shared_module_bitbangio_spi_configure(&status_apa102, 1000000, 0, 0, 8);
+    #else
+    common_hal_busio_spi_try_lock(&status_apa102);
+    common_hal_busio_spi_configure(&status_apa102, 1000000, 0, 0, 8);
+    #endif
+
+
+    #elif CIRCUITPY_PWM_RGB_LED
+    if (common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_R)) {
+        pwmout_result_t red_result = common_hal_pwmio_pwmout_construct(&rgb_status_r, CIRCUITPY_RGB_STATUS_R, 0, 50000, false);
+
+        if (PWMOUT_OK == red_result) {
+            common_hal_pwmio_pwmout_never_reset(&rgb_status_r);
+        }
+    }
+
+    if (common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_G)) {
+        pwmout_result_t green_result = common_hal_pwmio_pwmout_construct(&rgb_status_g, CIRCUITPY_RGB_STATUS_G, 0, 50000, false);
+
+        if (PWMOUT_OK == green_result) {
+            common_hal_pwmio_pwmout_never_reset(&rgb_status_g);
+        }
+    }
+
+    if (common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_B)) {
+        pwmout_result_t blue_result = common_hal_pwmio_pwmout_construct(&rgb_status_b, CIRCUITPY_RGB_STATUS_B, 0, 50000, false);
+
+        if (PWMOUT_OK == blue_result) {
+            common_hal_pwmio_pwmout_never_reset(&rgb_status_b);
+        }
+    }
+
+    #elif defined(MICROPY_HW_LED_STATUS)
+    common_hal_digitalio_digitalinout_construct(&single_color_led, MICROPY_HW_LED_STATUS);
+    common_hal_digitalio_digitalinout_switch_to_output(&single_color_led, true, DRIVE_MODE_PUSH_PULL);
+    #endif
+
+    #if CIRCUITPY_DIGITALIO && CIRCUITPY_STATUS_LED
+    // Force a write of the current status color.
+    uint32_t rgb = current_status_color;
+    current_status_color = 0x1000000; // Not a valid color
+    new_status_color(rgb);
+    #endif
+
+    status_led_init_in_progress = false;
+}
+
+void status_led_deinit() {
+    #ifdef MICROPY_HW_NEOPIXEL
+    common_hal_reset_pin(MICROPY_HW_NEOPIXEL);
+
+    #elif defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
+    #if CIRCUITPY_BITBANG_APA102
+    shared_module_bitbangio_spi_deinit(&status_apa102);
+    #else
+    common_hal_busio_spi_deinit(&status_apa102);
+    #endif
+
+    #elif CIRCUITPY_PWM_RGB_LED
+    if (!common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_R)) {
+        common_hal_pwmio_pwmout_deinit(&rgb_status_r);
+    }
+
+    if (!common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_G)) {
+        common_hal_pwmio_pwmout_deinit(&rgb_status_g);
+    }
+
+    if (!common_hal_mcu_pin_is_free(CIRCUITPY_RGB_STATUS_B)) {
+        common_hal_pwmio_pwmout_deinit(&rgb_status_b);
+    }
+
+    #elif defined(MICROPY_HW_LED_STATUS)
+    common_hal_digitalio_digitalinout_deinit(&single_color_led);
+    #endif
+
+    #ifdef CIRCUITPY_STATUS_LED_POWER
+    common_hal_digitalio_digitalinout_deinit(&_status_power);
+    #endif
+}
+
+void new_status_color(uint32_t rgb) {
+    #if CIRCUITPY_STATUS_LED
+    if (current_status_color == rgb) {
+        return;
+    }
+    uint32_t rgb_adjusted = color_brightness(rgb, rgb_status_brightness);
+    current_status_color = rgb;
+    #endif
+
+    #ifdef MICROPY_HW_NEOPIXEL
+    status_neopixel_color[0] = (rgb_adjusted >> 8) & 0xff;
+    status_neopixel_color[1] = (rgb_adjusted >> 16) & 0xff;
+    status_neopixel_color[2] = rgb_adjusted & 0xff;
+    common_hal_neopixel_write(&status_neopixel, status_neopixel_color, 3);
+
+    #elif defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)
+    status_apa102_color[5] = rgb_adjusted & 0xff;
+    status_apa102_color[6] = (rgb_adjusted >> 8) & 0xff;
+    status_apa102_color[7] = (rgb_adjusted >> 16) & 0xff;
+
+    #if CIRCUITPY_BITBANG_APA102
+    shared_module_bitbangio_spi_write(&status_apa102, status_apa102_color, APA102_BUFFER_LENGTH);
+    #else
+    common_hal_busio_spi_write(&status_apa102, status_apa102_color, APA102_BUFFER_LENGTH);
+    #endif
+
+    #elif CIRCUITPY_PWM_RGB_LED
+    uint8_t red_u8 = (rgb_adjusted >> 16) & 0xFF;
+    uint8_t green_u8 = (rgb_adjusted >> 8) & 0xFF;
+    uint8_t blue_u8 = rgb_adjusted & 0xFF;
+
+    #ifdef CIRCUITPY_RGB_STATUS_INVERTED_PWM
+    status_rgb_color[0] = (1 << 16) - 1 - ((uint16_t)(red_u8 << 8) + red_u8);
+    status_rgb_color[1] = (1 << 16) - 1 - ((uint16_t)(green_u8 << 8) + green_u8);
+    status_rgb_color[2] = (1 << 16) - 1 - ((uint16_t)(blue_u8 << 8) + blue_u8);
+    #else
+    status_rgb_color[0] = (uint16_t)(red_u8 << 8) + red_u8;
+    status_rgb_color[1] = (uint16_t)(green_u8 << 8) + green_u8;
+    status_rgb_color[2] = (uint16_t)(blue_u8 << 8) + blue_u8;
+    #endif
+
+    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_r, status_rgb_color[0]);
+    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_g, status_rgb_color[1]);
+    common_hal_pwmio_pwmout_set_duty_cycle(&rgb_status_b, status_rgb_color[2]);
+    #elif CIRCUITPY_DIGITALIO && defined(MICROPY_HW_LED_STATUS)
+    common_hal_digitalio_digitalinout_set_value(&single_color_led, rgb_adjusted > 0);
+    #endif
+}
+
+uint32_t color_brightness(uint32_t color, uint8_t brightness) {
+    #if CIRCUITPY_STATUS_LED
+    uint32_t result = ((color & 0xff0000) * brightness / 255) & 0xff0000;
+    result += ((color & 0xff00) * brightness / 255) & 0xff00;
+    result += ((color & 0xff) * brightness / 255) & 0xff;
+    return result;
+    #else
+    return color;
+    #endif
+}
+
+void set_status_brightness(uint8_t level) {
+    #if CIRCUITPY_STATUS_LED
+    rgb_status_brightness = level;
+    uint32_t current_color = current_status_color;
+    // Temporarily change the current color global to force the new_status_color call to update the
+    // LED. Usually duplicate calls of the same color are ignored without regard to brightness
+    // changes.
+    current_status_color = 0;
+    new_status_color(current_color);
+    #endif
+}
+
+void init_rxtx_leds(void) {
+    #if CIRCUITPY_DIGITALIO && defined(MICROPY_HW_LED_RX)
     common_hal_digitalio_digitalinout_construct(&rx_led, MICROPY_HW_LED_RX);
     common_hal_digitalio_digitalinout_switch_to_output(&rx_led, true, DRIVE_MODE_PUSH_PULL);
     #endif
-    #ifdef MICROPY_HW_LED_TX
+    #if CIRCUITPY_DIGITALIO && defined(MICROPY_HW_LED_TX)
     common_hal_digitalio_digitalinout_construct(&tx_led, MICROPY_HW_LED_TX);
     common_hal_digitalio_digitalinout_switch_to_output(&tx_led, true, DRIVE_MODE_PUSH_PULL);
     #endif
 }
 
 void toggle_rx_led(void) {
-    #ifdef MICROPY_HW_LED_RX
+    #if CIRCUITPY_DIGITALIO && defined(MICROPY_HW_LED_RX)
     common_hal_digitalio_digitalinout_set_value(&rx_led, !common_hal_digitalio_digitalinout_get_value(&rx_led));
     #endif
 }
 
 
 void toggle_tx_led(void) {
-    #ifdef MICROPY_HW_LED_TX
+    #if CIRCUITPY_DIGITALIO && defined(MICROPY_HW_LED_TX)
     common_hal_digitalio_digitalinout_set_value(&tx_led, !common_hal_digitalio_digitalinout_get_value(&tx_led));
     #endif
 }

supervisor/shared/status_leds.h

@@ -27,10 +27,35 @@
 #ifndef MICROPY_INCLUDED_SUPERVISOR_STATUS_LEDS_H
 #define MICROPY_INCLUDED_SUPERVISOR_STATUS_LEDS_H
 
-void init_status_leds(void);
+#include <stdint.h>
+#include <stdbool.h>
 
+#include "lib/utils/pyexec.h"
+#include "supervisor/port.h"
+
+#include "py/mpconfig.h"
+#include "rgb_led_colors.h"
+
+#include "supervisor/shared/safe_mode.h"
+
+// Overall, the time module must be implemented.
+// To work with a DotStar, one must have MICROPY_HW_APA102_SCK and
+// MICROPY_HW_APA102_MOSI defined and bitbangio.SPI or busio.SPI implemented.
+// To work with a NeoPixel, one must have MICROPY_HW_NEOPIXEL defined and
+// neopixel_write implemented.
+
+#define CIRCUITPY_PWM_RGB_LED defined(CIRCUITPY_RGB_STATUS_R) || defined(CIRCUITPY_RGB_STATUS_G) || defined(CIRCUITPY_RGB_STATUS_B)
+#define CIRCUITPY_STATUS_LED (CIRCUITPY_DIGITALIO && defined(MICROPY_HW_LED_STATUS)) || defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK)) || CIRCUITPY_PWM_RGB_LED
+
+void status_led_init(void);
+void status_led_deinit(void);
+void new_status_color(uint32_t rgb);
+
+uint32_t color_brightness(uint32_t color, uint8_t brightness);
+void set_status_brightness(uint8_t level);
+
+void init_rxtx_leds(void);
 void toggle_rx_led(void);
-
 void toggle_tx_led(void);
 
 #endif  // MICROPY_INCLUDED_SUPERVISOR_STATUS_LEDS_H

supervisor/supervisor.mk

@@ -9,7 +9,6 @@ SRC_SUPERVISOR = \
 	supervisor/shared/flash.c \
         supervisor/shared/memory.c \
 	supervisor/shared/micropython.c \
-	supervisor/shared/rgb_led_status.c \
 	supervisor/shared/safe_mode.c \
 	supervisor/shared/stack.c \
 	supervisor/shared/status_leds.c \